Developer builds near-SOTA B200 attention kernel with 60 visual diagrams

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A developer named Iaroslav Elistratov has published a detailed technical guide on building a high-performance attention kernel for NVIDIA's B200 GPU architecture. The tutorial walks readers through the implementation process from scratch, using 60 diagrams to illustrate key concepts. The work achieves near state-of-the-art performance, making it a notable resource for GPU kernel engineering. The guide was shared on Hacker News, where it attracted moderate interest from the technical community.

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