OpenAI claims Jalapeño chip delivers 104x more efficiency than GB300
rohanpaul_ai · x · 2026-08-26
OpenAI claims its new Jalapeño chip delivers 104.3x more throughput per kilowatt than NVIDIA GB300 at matched DeepSeek R1 decoding speed. Based on SemiAnalysis's InferenceX benchmark, Jalapeño achieved 12,258 mixed tokens/s/kW vs 118 for GB300. It maintains higher efficiency across the speed range with 4.9x lower latency.
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