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[Bug] Handle uppercase L40S device names #4299

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Merged
tianyu-l merged 1 commit into from
Aug 24, 2026
Merged

[Bug] Handle uppercase L40S device names #4299

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2 changes: 1 addition & 1 deletion torchtitan/tools/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -211,7 +211,7 @@ def get_peak_flops(device_name: str) -> float:
# Standard EU mode (i.e. 448 max compute units): 298.2 TFLOPS (BF16)
max_comp_units = torch.xpu.get_device_properties("xpu").max_compute_units
return 512 * max_comp_units * 1300 * 10**6
elif "l40s" in device_name:
elif "l40s" in device_name.casefold():
# data from: "https://resources.nvidia.com/en-us-l40s/l40s-datasheet-28413"
return 362e12
elif "neuron" in device_name:
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