[Perf] Windows/x64: 24 Improvements on 8/16/2025 4:36:35 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Int32

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Int32.TryParse(value%3a%20%224%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L47-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.32 ns | 7.31 ns | 0.78 | 0.02 | False | | |
|<ul><li>[ParseHex - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Int32.ParseHex(value%3a%20%227FFFFFFF%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.50 ns | 30.66 ns | 0.78 | 0.14 | False | | |
|<ul><li>[ParseHex - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Int32.ParseHex(value%3a%20%2280000000%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwW7bMAy9B8g/sL7IQd1YSdZu9SBgW1esw1CgaILtOGg2HWuQpUCi2gRr/71S7FymAwlSfE+PTxoJCD2BgE9sffCE/XwTaz9/QNf+/m5otZw/SOfxDvf5k9QBK8g+8OFkM/ZxOtGRQ7aELpI0kpBUj/mSLy8v+NXF4nrDr6vlqlpdzhdXnL9fvDvnvOJ8NiId7mwEssaSQSpdMAl/4v3jpKm7dO+w9WWHsvFlL5U5DdTWtGqbXj4Y2as6/8dubL9TWpKy5t42yCpgpNBhwwpgj8H8UKZJzTjtLHtNQr4h3SlP1qla6q+S5C9FXeKRTnlrfJ48EikUw6riGIujepFCMUoVQypGYWJIs+nkBXbO/sWaYI1OoS/gS1C62cRl1yT7XQE/k7siuX9jowvoHtEHTZ+f0MktTidl+QLPXVxkZICzSE7RCw9ZRvZ2X+vQYJZBWcLtPlJqBNtCq3TkUmYLNsSPAn8EJ0EOTRN/Lfldd9IRPMetIR8GxEnmvrY69Eb8L/cw9L046o5zpEijYNE+jE4fxvIepQ8OezTEZm87IDy7bwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 41.66 ns | 34.27 ns | 0.82 | 0.17 | False | | |
|<ul><li>[ParseHex - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Int32.ParseHex(value%3a%20%223039%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 21.88 ns | 17.75 ns | 0.81 | 0.31 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Int32_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Int32_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Int32_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Int32_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Int32.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Int32*'
```

<details>

### System.Tests.Perf_Int32.TryParse(value: "4")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int32.ParseHex(value: "7FFFFFFF")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int32.ParseHex(value: "80000000")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int32.ParseHex(value: "3039")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Enum

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString_Format_NonFlags - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Enum.ToString_Format_NonFlags(value%3a%20Thursday%2c%20format%3a%20%22f%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Enum.cs#L57-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.49 ns | 16.96 ns | 0.92 | 0.03 | False | | |
|<ul><li>[ToString_Format_NonFlags - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Enum.ToString_Format_NonFlags(value%3a%20Monday%2c%20format%3a%20%22g%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Enum.cs#L57-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.71 ns | 12.52 ns | 0.91 | 0.06 | False | | |
|<ul><li>[GetValuesAsUnderlyingType_Generic - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Enum.GetValuesAsUnderlyingType_Generic.html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.95 ns | 18.68 ns | 0.89 | 0.11 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Enum_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Enum_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Enum_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Enum.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Enum*'
```

<details>

### System.Tests.Perf_Enum.ToString_Format_NonFlags(value: Thursday, format: "f")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Enum.ToString_Format_NonFlags(value: Monday, format: "g")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Enum.GetValuesAsUnderlyingType_Generic

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_UInt32

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Parse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_UInt32.Parse(value%3a%20%224294967295%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.UInt32.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.35 ns | 18.95 ns | 0.93 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt32_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt32.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_UInt32*'
```

<details>

### System.Tests.Perf_UInt32.Parse(value: "4294967295")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[EmptyStaticFunction - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.LowLevelPerf.EmptyStaticFunction.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L34-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.73 ms | 1.43 ms | 0.52 | 0.06 | False | | |
|<ul><li>[InterfaceInterfaceMethodLongHierarchy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.LowLevelPerf.InterfaceInterfaceMethodLongHierarchy.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L141-#L148>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 403.80 μs | 374.32 μs | 0.93 | 0.02 | False | | |
|<ul><li>[StaticDelegate - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.LowLevelPerf.StaticDelegate.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L283-#L290>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 311.94 μs | 280.73 μs | 0.90 | 0.01 | False | | |
|<ul><li>[StructWithInterfaceInterfaceMethod - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.LowLevelPerf.StructWithInterfaceInterfaceMethod.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L205-#L216>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 187.16 μs | 156.01 μs | 0.83 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.LowLevelPerf_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.LowLevelPerf_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.LowLevelPerf_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.LowLevelPerf_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.LowLevelPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.LowLevelPerf*'
```

<details>

### PerfLabTests.LowLevelPerf.EmptyStaticFunction

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.InterfaceInterfaceMethodLongHierarchy

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.StaticDelegate

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.StructWithInterfaceInterfaceMethod

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Numerics.Tests.Perf_VectorConvert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Widen_float - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Numerics.Tests.Perf_VectorConvert.Widen_float.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorConvert.cs#L81-#L82>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.57 μs | 1.26 μs | 0.80 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Numerics.Tests.Perf_VectorConvert_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Numerics.Tests.Perf_VectorConvert.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorConvert*'
```

<details>

### System.Numerics.Tests.Perf_VectorConvert.Widen_float

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.CastingPerf2.CastingPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IFooObjIsIFooInterAlia - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.CastingPerf2.CastingPerf.IFooObjIsIFooInterAlia.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf2.cs#L159-#L164>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 313.52 μs | 286.80 μs | 0.91 | 0.04 | False | | |
|<ul><li>[FooObjIsNull - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/PerfLabTests.CastingPerf2.CastingPerf.FooObjIsNull.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf2.cs#L121-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 495.47 μs | 374.31 μs | 0.76 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.CastingPerf2.CastingPerf_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.CastingPerf2.CastingPerf_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/PerfLabTests.CastingPerf2.CastingPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.CastingPerf2.CastingPerf*'
```

<details>

### PerfLabTests.CastingPerf2.CastingPerf.IFooObjIsIFooInterAlia

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.CastingPerf2.CastingPerf.FooObjIsNull

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_UInt16

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_UInt16.TryParse(value%3a%20%2265535%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.UInt16.cs#L28-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 15.03 ns | 13.80 ns | 0.92 | 0.07 | False | | |
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_UInt16.ToString(value%3a%2065535).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.UInt16.cs#L33-#L36>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.58 ns | 9.16 ns | 0.87 | 0.03 | False | | |
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_UInt16.ToString(value%3a%2012345).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.UInt16.cs#L33-#L36>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.58 ns | 9.13 ns | 0.86 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt16_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt16_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt16_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_UInt16.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_UInt16*'
```

<details>

### System.Tests.Perf_UInt16.TryParse(value: "65535")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_UInt16.ToString(value: 65535)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_UInt16.ToString(value: 12345)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Linq.Tests.Perf_Enumerable

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WhereSingle_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereSingle_LastElementMatches(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L124-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 182.43 ns | 152.77 ns | 0.84 | 0.10 | False | | |
|<ul><li>[ToDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.ToDictionary(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L276-#L278>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 909.13 ns | 693.89 ns | 0.76 | 0.22 | False | | |
|<ul><li>[FirstWithPredicate_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.FirstWithPredicate_LastElementMatches(input%3a%20List).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L81-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 59.89 ns | 49.41 ns | 0.83 | 0.04 | False | | |
|<ul><li>[WhereSingleOrDefault_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereSingleOrDefault_LastElementMatches(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L130-#L132>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 183.89 ns | 150.19 ns | 0.82 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_Enumerable*'
```

<details>

### System.Linq.Tests.Perf_Enumerable.WhereSingle_LastElementMatches(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.ToDictionary(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.FirstWithPredicate_LastElementMatches(input: List)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereSingleOrDefault_LastElementMatches(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Byte

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Byte.TryParse(value%3a%20%22255%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Byte.cs#L27-#L29>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.43 ns | 11.38 ns | 0.92 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Byte_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Tests.Perf_Byte.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Byte*'
```

<details>

### System.Tests.Perf_Byte.TryParse(value: "255")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [1209ddec456f1d7871847b07b46f00d44012d687](https://github.com/dotnet/runtime/commit/1209ddec456f1d7871847b07b46f00d44012d687)
Compare | [10bc77650ffd5462f9b66cbc8f631460e722c74f](https://github.com/dotnet/runtime/commit/10bc77650ffd5462f9b66cbc8f631460e722c74f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1209ddec456f1d7871847b07b46f00d44012d687...10bc77650ffd5462f9b66cbc8f631460e722c74f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Loops.StrengthReduction

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SumS3Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/Loops.StrengthReduction.SumS3Span.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L215-#L219>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.25 μs | 4.76 μs | 0.76 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/Loops.StrengthReduction_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_19_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/Loops.StrengthReduction.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Loops.StrengthReduction*'
```

<details>

### Loops.StrengthReduction.SumS3Span

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	1209ddec456f1d7871847b07b46f00d44012d687
Compare	10bc77650ffd5462f9b66cbc8f631460e722c74f
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TryParse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.32 ns	7.31 ns	0.78	0.02	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	39.50 ns	30.66 ns	0.78	0.14	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	41.66 ns	34.27 ns	0.82	0.17	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.88 ns	17.75 ns	0.81	0.31	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ToString_Format_NonFlags - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.49 ns	16.96 ns	0.92	0.03	False
ToString_Format_NonFlags - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.71 ns	12.52 ns	0.91	0.06	False
GetValuesAsUnderlyingType_Generic - Duration of single invocation ADX - Test Multi Config Graph	20.95 ns	18.68 ns	0.89	0.11	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
EmptyStaticFunction - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.73 ms	1.43 ms	0.52	0.06	False
InterfaceInterfaceMethodLongHierarchy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	403.80 μs	374.32 μs	0.93	0.02	False
StaticDelegate - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	311.94 μs	280.73 μs	0.90	0.01	False
StructWithInterfaceInterfaceMethod - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	187.16 μs	156.01 μs	0.83	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IFooObjIsIFooInterAlia - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	313.52 μs	286.80 μs	0.91	0.04	False
FooObjIsNull - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	495.47 μs	374.31 μs	0.76	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TryParse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.03 ns	13.80 ns	0.92	0.07	False
ToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.58 ns	9.16 ns	0.87	0.03	False
ToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.58 ns	9.13 ns	0.86	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
WhereSingle_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	182.43 ns	152.77 ns	0.84	0.10	False
ToDictionary - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	909.13 ns	693.89 ns	0.76	0.22	False
FirstWithPredicate_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	59.89 ns	49.41 ns	0.83	0.04	False
WhereSingleOrDefault_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	183.89 ns	150.19 ns	0.82	0.05	False

[Perf] Windows/x64: 24 Improvements on 8/16/2025 4:36:35 PM +00:00 #60908

Description

Run Information

Improvements in System.Tests.Perf_Int32

Repro

System.Tests.Perf_Int32.TryParse(value: "4")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "7FFFFFFF")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "80000000")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "3039")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_Enum

Repro

System.Tests.Perf_Enum.ToString_Format_NonFlags(value: Thursday, format: "f")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Enum.ToString_Format_NonFlags(value: Monday, format: "g")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Enum.GetValuesAsUnderlyingType_Generic

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_UInt32

Repro

System.Tests.Perf_UInt32.Parse(value: "4294967295")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.LowLevelPerf

Repro

PerfLabTests.LowLevelPerf.EmptyStaticFunction

ETL Files

Histogram

JIT Disasms

PerfLabTests.LowLevelPerf.InterfaceInterfaceMethodLongHierarchy

ETL Files

Histogram

JIT Disasms

PerfLabTests.LowLevelPerf.StaticDelegate

ETL Files

Histogram

JIT Disasms

PerfLabTests.LowLevelPerf.StructWithInterfaceInterfaceMethod

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Numerics.Tests.Perf_VectorConvert

Repro

System.Numerics.Tests.Perf_VectorConvert.Widen_float

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.CastingPerf2.CastingPerf

Repro

PerfLabTests.CastingPerf2.CastingPerf.IFooObjIsIFooInterAlia

ETL Files

Histogram