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Supported Pytorch added for Maxwell. #17171

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kavyamali wants to merge 2 commits into from
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Supported Pytorch added for Maxwell. #17171

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Supported Pytorch added for Maxwell.
kavyamali Nov 7, 2025
8ebd844
Merge branch 'AUTOMATIC1111:dev' into dev
kavyamali Dec 29, 2025
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13 changes: 12 additions & 1 deletion modules/launch_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -347,9 +347,19 @@ def early_access_blackwell_wheels():
return f'pip install {ea_whl.get(sys.version_info.minor)}'


def maxwell():
"""For Maxwell GPUs"""
cc = get_cuda_comp_cap()
if 5.0 <= cc < 6.0: # Maxwell, Compute Capability 5.0/5.2
torch_command = os.environ.get('TORCH_COMMAND', f"pip install --no-cache-dir torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cu126")
return torch_command

return None


def prepare_environment():
torch_index_url = os.environ.get('TORCH_INDEX_URL', "https://download.pytorch.org/whl/cu128")
torch_command = os.environ.get('TORCH_COMMAND', f"pip install torch==2.7.0 torchvision==0.22.0 --extra-index-url {torch_index_url}")
torch_command = maxwell() or os.environ.get('TORCH_COMMAND', f"pip install torch==2.7.0 torchvision==0.22.0 --extra-index-url {torch_index_url}")
if args.use_ipex:
if platform.system() == "Windows":
# The "Nuullll/intel-extension-for-pytorch" wheels were built from IPEX source for Intel Arc GPU: https://github.com/intel/intel-extension-for-pytorch/tree/xpu-main
Expand Down Expand Up @@ -512,3 +522,4 @@ def dump_sysinfo():
file.write(text)

return filename

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