torch.cuda.device_count
-
torch.cuda.device_count()[source] -
Return the number of GPUs available.
Note
This API will NOT poison fork if NVML discovery succeeds. See Poison fork in multiprocessing for more details.
- Return type
torch.cuda.device_count() [source]
Return the number of GPUs available.
Note
This API will NOT poison fork if NVML discovery succeeds. See Poison fork in multiprocessing for more details.
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https://docs.pytorch.org/docs/2.9/generated/torch.cuda.device_count.html