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Zenn (AI)Japan

FlashAttention1~4の変遷と仕組みを読み解く

10.31

はじめに FlashAttentionは、TransformerのAttention計算を、GPUのハードウェア特性に合わせて高速化し、メモリ使用量を削減する技術です。LLMの学習・推論を支える技術として広く利用されています。 2026年現在、FlashAttentionはv4までの論文が公開されています。

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