OpenAI's Jalapeño Chip Beats Nvidia Blackwell in Early Benchmarks

itsclivetime · x · 2026-08-26

SemiAnalysis reports that OpenAI's in-house inference chip, Jalapeño, has outperformed Nvidia's VR200 in A0 silicon testing with faster program execution. Developed with Broadcom, the chip is designed for LLM inference and utilizes a non-SpecDec implementation of DeepSeek. The report highlights an aggressive 16-month design cycle and notes that Jalapeño achieves high performance across various scenarios through hardware-software co-design, surpassing current chips from Nvidia, AMD, and Google in multiple tests.

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