Nvidia's Rubin Ultra targets 768GB of HBM4E via 12-Hi stacks for a 2027 launch, as the Kyber NVL144 and NVL576 rack platforms remain on schedule.

The chickens are apparently coming home.

Nvidia's Rubin Ultra targets 768GB of HBM4E via 12-Hi stacks for a 2027 launch, as the Kyber NVL144 and NVL576 rack platforms remain on schedule.