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Replace TORCH_BACKENDS_CUDNN_ENABLED with TORCH_AMD_CUDNN_ENABLED (more accurate)

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Christopher Anderson 2025-10-24 18:47:05 +11:00
parent 00184d155b
commit 995c07341e
1 changed files with 2 additions and 2 deletions
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4
comfy/model_management.py
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@ -336,11 +336,11 @@ AMD_RDNA2_AND_OLDER_ARCH = ["gfx1030", "gfx1031", "gfx1010", "gfx1011", "gfx1012
try: try:
arch = torch.cuda.get_device_properties(get_torch_device()).gcnArchName arch = torch.cuda.get_device_properties(get_torch_device()).gcnArchName
if not (any((a in arch) for a in AMD_RDNA2_AND_OLDER_ARCH)): if not (any((a in arch) for a in AMD_RDNA2_AND_OLDER_ARCH)):
torch.backends.cudnn.enabled = os.environ.get("TORCH_BACKENDS_CUDNN_ENABLED", "0").strip().lower() not in { torch.backends.cudnn.enabled = os.environ.get("TORCH_AMD_CUDNN_ENABLED", "0").strip().lower() not in {
"0", "off", "false", "disable", "disabled", "no"} "0", "off", "false", "disable", "disabled", "no"}
if not torch.backends.cudnn.enabled: if not torch.backends.cudnn.enabled:
logging.info( logging.info(
"ComfyUI has set torch.backends.cudnn.enabled to False for better AMD performance. Set environment var TORCH_BACKENDS_CUDDNN_ENABLED=1 to enable it again.") "ComfyUI has set torch.backends.cudnn.enabled to False for better AMD performance. Set environment var TORCH_AMD_CUDDNN_ENABLED=1 to enable it again.")
try: try:
rocm_version = tuple(map(int, str(torch.version.hip).split(".")[:2])) rocm_version = tuple(map(int, str(torch.version.hip).split(".")[:2]))