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Enable Pytorch Attention for gfx950 (#12641)
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vickytsang 2026-02-26 17:16:12 -08:00 committed by GitHub
parent c7f7d52b68
commit 35e9fce775
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1 changed files with 2 additions and 2 deletions
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comfy/model_management.py
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@ -350,7 +350,7 @@ AMD_ENABLE_MIOPEN_ENV = 'COMFYUI_ENABLE_MIOPEN'
try:
if is_amd():
arch = torch.cuda.get_device_properties(get_torch_device()).gcnArchName
arch = torch.cuda.get_device_properties(get_torch_device()).gcnArchName.split(':')[0]
if not (any((a in arch) for a in AMD_RDNA2_AND_OLDER_ARCH)):
if os.getenv(AMD_ENABLE_MIOPEN_ENV) != '1':
torch.backends.cudnn.enabled = False # Seems to improve things a lot on AMD
@ -378,7 +378,7 @@ try:
if args.use_split_cross_attention == False and args.use_quad_cross_attention == False:
if aotriton_supported(arch): # AMD efficient attention implementation depends on aotriton.
if torch_version_numeric >= (2, 7): # works on 2.6 but doesn't actually seem to improve much
if any((a in arch) for a in ["gfx90a", "gfx942", "gfx1100", "gfx1101", "gfx1151"]): # TODO: more arches, TODO: gfx950
if any((a in arch) for a in ["gfx90a", "gfx942", "gfx950", "gfx1100", "gfx1101", "gfx1151"]): # TODO: more arches, TODO: gfx950
ENABLE_PYTORCH_ATTENTION = True
if rocm_version >= (7, 0):
if any((a in arch) for a in ["gfx1200", "gfx1201"]):