Nvidia Reveals Feynman GPUs With Die Stacking

Nvidia at its GPU Technology Conference this week unveiled a multi-year data-center roadmap detailing 2027 Rubin Ultra accelerators and 2028 Feynman platforms. Rubin Ultra will include four compute chiplets and 1 TB of HBM4E enabling Kyber NVL144 racks, while Feynman adopts die stacking, custom C‑HBM4E, Rosa CPUs, LP40 LPUs and NVLink co‑packaged optics to scale racks to 576–1,152 GPUs.
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