Meta's TLX Beats FlashAttention-4 on Blackwell GPUs by 50%

PyTorch's new Jagged Flash Attention kernel on Blackwell beats FlashAttention-4 by 13% forward and 50% backward using Triton Low-level Extensions.

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2026-10-01 22:36 · AlphaSignal
Meta's TLX Beats FlashAttention-4 on Blackwell GPUs by 50%

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