TLDR Tech / Hardware
OpenAI Claims Custom Jalapeño Chip Bypasses Nvidia GB300 in Efficiency Benchmarks
OpenAI announced that its custom-designed AI inference processor, dubbed Jalapeño and developed in partnership with Broadcom, outperformed Nvidia's flagship GB200 and GB300 systems in internal benchmark evaluations. The custom silicon demonstrated a 1.5x to 1.9x improvement in workload throughput per watt alongside a 1.7x to 3.6x reduction in response latency across frontier reasoning and open-weights workloads like GPT-OSS, DeepSeek R1, and Kimi K2.5
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