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Update CUDA compute capability to support Blackwell #7047

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merged 4 commits into from
Feb 18, 2025
Merged

Update CUDA compute capability to support Blackwell #7047

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74f4e4e
Update cuda compute capability for cross compile
hwchen2017 Feb 18, 2025
fa70484
fic typo
hwchen2017 Feb 18, 2025
bc19808
Fix format
hwchen2017 Feb 18, 2025
2c2a896
Add forgotten ; for cuda 12.x
hwchen2017 Feb 18, 2025
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17 changes: 12 additions & 5 deletions op_builder/builder.py
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Original file line number Diff line number Diff line change
Expand Up @@ -61,13 +61,20 @@ def installed_cuda_version(name=""):

def get_default_compute_capabilities():
compute_caps = DEFAULT_COMPUTE_CAPABILITIES
# Update compute capability according to: https://en.wikipedia.org/wiki/CUDA#GPUs_supported
import torch.utils.cpp_extension
if torch.utils.cpp_extension.CUDA_HOME is not None and installed_cuda_version()[0] >= 11:
if installed_cuda_version()[0] == 11 and installed_cuda_version()[1] == 0:
# Special treatment of CUDA 11.0 because compute_86 is not supported.
compute_caps += ";8.0"
else:
if torch.utils.cpp_extension.CUDA_HOME is not None:
if installed_cuda_version()[0] == 11:
if installed_cuda_version()[1] >= 0:
compute_caps += ";8.0"
if installed_cuda_version()[1] >= 1:
compute_caps += ";8.6"
if installed_cuda_version()[1] >= 8:
compute_caps += ";9.0"
elif installed_cuda_version()[0] == 12:
compute_caps += ";8.0;8.6;9.0"
if installed_cuda_version()[1] >= 8:
compute_caps += ";10.0;12.0"
return compute_caps


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