diff --git a/build_tools/github_actions/github_actions_utils.py b/build_tools/github_actions/github_actions_utils.py
index 10ef294a23f..ace46d21e3a 100644
--- a/build_tools/github_actions/github_actions_utils.py
+++ b/build_tools/github_actions/github_actions_utils.py
@@ -596,40 +596,6 @@ def get_first_gpu_architecture(env=None, therock_bin_dir: str | None = None) ->
     raise RuntimeError("No GPU architecture found in rocminfo output")
 
 
-def find_matching_gpu_arch(gpu_arch: str, available_gpu_archs: set[str]) -> str | None:
-    """
-    Find the most specific GPU architecture in the set that matches the given GPU.
-
-    Tries in order from most specific to least specific:
-    # Example:
-    # find_matching_gpu_arch('gfx1151', {'gfx1151', 'gfx115X', 'gfx11X'}) gives 'gfx1151'
-    # find_matching_gpu_arch('gfx1151', {'gfx1150', 'gfx94X', 'gfx11X'}) gives 'gfx11X'
-    - Wildcard matches (gfx115X, gfx11X, etc.)
-
-    Returns the matching architecture string or None if no match found.
-    """
-    # First, try exact match
-    if gpu_arch in available_gpu_archs:
-        return gpu_arch
-
-    # Generate possible wildcard patterns from most specific to least specific
-    # For gfx1151: try gfx115X, gfx11X
-    possible_patterns = []
-    arch_str = gpu_arch
-
-    # Generate patterns by replacing characters with X from right to left
-    for i in range(len(arch_str) - 1, 1, -1):
-        pattern = arch_str[:i] + "X"
-        possible_patterns.append(pattern)
-
-    # Try each pattern
-    for pattern in possible_patterns:
-        if pattern in available_gpu_archs:
-            return pattern
-
-    return None
-
-
 def is_asan():
     """Using artifact_group, determines if this is an asan build"""
     ARTIFACT_GROUP = os.getenv("ARTIFACT_GROUP", "")
diff --git a/build_tools/github_actions/test_executable_scripts/README.md b/build_tools/github_actions/test_executable_scripts/README.md
index 391dabadff3..7228b510f29 100644
--- a/build_tools/github_actions/test_executable_scripts/README.md
+++ b/build_tools/github_actions/test_executable_scripts/README.md
@@ -47,7 +47,7 @@ ______________________________________________________________________
 1. **Resolve GPU arch**
    Parse `AMDGPU_FAMILIES` for the first `gfx...` token (e.g. `gfx1151`). If missing or generic, the script will exclude all GPU-specific tests (`-LE ex_gpu`).
 1. **Match GPU to suite**
-   Using `find_matching_gpu_arch()` (from `github_actions_utils`):
+   Using `find_matching_gpu_arch()` (defined in `test_runner.py`):
 
 - Prefer **exact** match in the discovered set (e.g. `gfx1151`).
 - Else try **wildcard** patterns from most to least specific (e.g. for `gfx1151`: `gfx115X`, then `gfx11X`).
diff --git a/build_tools/github_actions/test_executable_scripts/test_runner.py b/build_tools/github_actions/test_executable_scripts/test_runner.py
index 6271cbb9de0..b80b51c0e23 100644
--- a/build_tools/github_actions/test_executable_scripts/test_runner.py
+++ b/build_tools/github_actions/test_executable_scripts/test_runner.py
@@ -23,9 +23,6 @@
 import shlex
 from pathlib import Path
 
-sys.path.insert(0, os.fspath(Path(__file__).resolve().parent.parent))
-from github_actions_utils import find_matching_gpu_arch
-
 THEROCK_BIN_DIR = os.getenv("THEROCK_BIN_DIR")
 SCRIPT_DIR = Path(__file__).resolve().parent
 THEROCK_DIR = SCRIPT_DIR.parent.parent.parent
@@ -89,6 +86,31 @@
 ##############################################
 
 
+def find_matching_gpu_arch(gpu_arch: str, available_gpu_archs: set[str]) -> str | None:
+    """
+    Find the most specific GPU architecture in the set that matches the given GPU.
+
+    Tries in order from most specific to least specific:
+    # Example:
+    # find_matching_gpu_arch('gfx1151', {'gfx1151', 'gfx115X', 'gfx11X'}) gives 'gfx1151'
+    # find_matching_gpu_arch('gfx1151', {'gfx1150', 'gfx94X', 'gfx11X'}) gives 'gfx11X'
+    - Wildcard matches (gfx115X, gfx11X, etc.)
+
+    Returns the matching architecture string or None if no match found.
+    """
+    if gpu_arch in available_gpu_archs:
+        return gpu_arch
+
+    # Start matching from the end (gfx115X) and go back till the 5th character (gfx11X)
+    # Return the top matching pattern
+    for i in range(len(gpu_arch) - 1, 4, -1):
+        pattern = gpu_arch[:i] + "X"
+        if pattern in available_gpu_archs:
+            return pattern
+
+    return None
+
+
 def get_available_gpu_suite_tests():
     """
     Get all available GPU architecture labels from ctest --print-labels.