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[GH-ISSUE #243] Question about k_grouped_gemm #138

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opened 2026-10-26 21:13:33 +00:00 by bsakaguchi · 0 comments
bsakaguchi commented 2026-10-26 21:13:33 +00:00
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Originally created by @wukong1992 on GitHub (Dec 25, 2025).
Original GitHub issue: https://github.com/deepseek-ai/DeepGEMM/issues/243

Why, when computing wgrad in k_grouped, do dy and dx use per_channel_cast_to_fp8 instead of per_token_cast_to_fp8?

Originally created by @wukong1992 on GitHub (Dec 25, 2025). Original GitHub issue: https://github.com/deepseek-ai/DeepGEMM/issues/243 Why, when computing wgrad in k_grouped, do dy and dx use per_channel_cast_to_fp8 instead of per_token_cast_to_fp8?
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deepseek-ai/DeepGEMM#138
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