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Disable pytorch attention in VAE for AMD.

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comfyanonymous 2025-02-14 05:42:14 -05:00
parent d7b4bf21a2
commit 1cd6cd6080
2 changed files with 6 additions and 1 deletions
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2
comfy/ldm/modules/diffusionmodules/model.py
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@ -297,7 +297,7 @@ def vae_attention():
if model_management.xformers_enabled_vae():
logging.info("Using xformers attention in VAE")
return xformers_attention
elif model_management.pytorch_attention_enabled():
elif model_management.pytorch_attention_enabled_vae():
logging.info("Using pytorch attention in VAE")
return pytorch_attention
else:

5
comfy/model_management.py
View File

@ -912,6 +912,11 @@ def pytorch_attention_enabled():
global ENABLE_PYTORCH_ATTENTION
return ENABLE_PYTORCH_ATTENTION
def pytorch_attention_enabled_vae():
if is_amd():
return False # enabling pytorch attention on AMD currently causes crash when doing high res
return pytorch_attention_enabled()
def pytorch_attention_flash_attention():
global ENABLE_PYTORCH_ATTENTION
if ENABLE_PYTORCH_ATTENTION: