Jensen Huang, chief executive officer of Nvidia Corp., speaks next to a Vera Rubin Ultra Kyber Compute Tray and a Vera Rubin Ultra Kyber NVLink MidPlane during a keynote address at the Nvidia GTC conference in San Jose, California, US, on Monday, March 16, 2026. Bloomberg | Bloomberg | Getty ImagesNVIDIA's next marquee product — the Kyber rack-scale architecture designed to house its 2027 Rubin Ultra chips — has been delayed by more than 12 months to 2028, according to research firm SemiAnalysi...