Revert "Optimized deepseek-v3/r1 model performance on mxfp4 run (#9671)" (#9959)

python/sglang/srt/utils.py

@@ -2900,18 +2900,6 @@ def mxfp_supported():
         return False
 
 
-@lru_cache(maxsize=1)
-def is_gfx95_supported():
-    """
-    Returns whether the current platform supports MX types.
-    """
-    if torch.version.hip:
-        gcn_arch = torch.cuda.get_device_properties(0).gcnArchName
-        return any(gfx in gcn_arch for gfx in ["gfx95"])
-    else:
-        return False
-
-
 # LoRA-related constants and utilities
 SUPPORTED_LORA_TARGET_MODULES = [
     "q_proj",