diff --git a/.github/workflows/win-cuda-x64-build.yml b/.github/workflows/win-cuda-x64-build.yml
index 45543c8b70..d799950d1c 100644
--- a/.github/workflows/win-cuda-x64-build.yml
+++ b/.github/workflows/win-cuda-x64-build.yml
@@ -105,7 +105,11 @@ jobs:
       - name: Configure CMake
         run: |
           $env:SCCACHE_DIR = "${{ github.workspace }}\sccache"
+          # Limit CUDA archs to SM 86 (matches the A10 runner GPU) to keep CI build
+          # time and memory usage manageable. The full SM list in CMakePresets.json
+          # is intended for release packaging, not CI validation.
           cmake --preset windows_x64_cuda_release -T cuda=${{ env.cuda_dir }}\\v${{ env.cuda_version }} -DTEST_PHI2=True -DTEST_QWEN_2_5=True -DENABLE_JAVA=ON -DUSE_GUIDANCE=ON `
+            -DCMAKE_CUDA_ARCHITECTURES=86-real `
             -DCMAKE_C_COMPILER_LAUNCHER=sccache `
             -DCMAKE_CXX_COMPILER_LAUNCHER=sccache
 
diff --git a/.github/workflows/win-winml-x64-build.yml b/.github/workflows/win-winml-x64-build.yml
index 9ef669a634..db01dee5da 100644
--- a/.github/workflows/win-winml-x64-build.yml
+++ b/.github/workflows/win-winml-x64-build.yml
@@ -62,7 +62,10 @@ jobs:
 
       - name: Configure CMake
         run: |
-          cmake --preset windows_x64_winml_relwithdebinfo -T cuda=${{ env.cuda_dir }}\\v${{ env.cuda_version }} -DWINML_SDK_VERSION='1.8.2091' -DENABLE_JAVA=ON -DUSE_GUIDANCE=ON
+          # Limit CUDA archs to SM 86 (matches the A10 runner GPU) to keep CI build
+          # time and memory usage manageable. The preset's default arch list is for
+          # release packaging, not CI validation.
+          cmake --preset windows_x64_winml_relwithdebinfo -T cuda=${{ env.cuda_dir }}\\v${{ env.cuda_version }} -DWINML_SDK_VERSION='1.8.2091' -DENABLE_JAVA=ON -DUSE_GUIDANCE=ON -DCMAKE_CUDA_ARCHITECTURES=86-real
 
       - name: Build with CMake
         run: |
diff --git a/test/python/requirements.txt b/test/python/requirements.txt
index e0bc731117..2af195bc50 100644
--- a/test/python/requirements.txt
+++ b/test/python/requirements.txt
@@ -8,4 +8,3 @@ pytest
 onnx
 onnx_ir>=0.1.3
 transformers<5.0.0
-huggingface_hub[cli,hf_xet]
\ No newline at end of file