Co-designed with OpenAI's own AI models in a rapid nine-month cycle from architecture to tapeout, Jalapeño demonstrated higher throughput per watt and lower latency when compared to NVIDIA GB300.

OpenAI still isn’t giving up Nvidia chips, though.

128 chips, 1.7 exaFLOPS, and 27 TB of HBM give Altman and crew a leg up over Blackwell, and maybe even Rubin