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tinygrad/examples/tools/gpuburn.py
2026-04-21 16:46:38 -04:00

16 lines
525 B
Python

from tinygrad import Tensor, Device, TinyJit, dtypes
GPUS = Device[Device.DEFAULT].count()
N = 6144
@TinyJit
def many_matmul(A, B):
out = A
for _ in range(8): out = out@B
return out
if __name__ == "__main__":
A = Tensor.ones(GPUS, N, N, dtype=dtypes.half).shard(devices=tuple([f"{Device.DEFAULT}:{i}" for i in range(GPUS)]), axis=0).contiguous()
B = Tensor.ones(GPUS, N, N, dtype=dtypes.half).shard(devices=tuple([f"{Device.DEFAULT}:{i}" for i in range(GPUS)]), axis=0).contiguous()
while 1: many_matmul(A, B)