GTC 2026: seven Vera Rubin chips in full production; Groq 3 LPX rack unveiled

At GTC 2026 NVIDIA said seven Vera Rubin chips are in full production and announced five rack types, including the Groq 3 LPX inference rack. Partners expect Vera Rubin-based products from the second half of 2026. The performance figures in the release, such as up to 35x inference throughput per megawatt for the LPX rack, are NVIDIA's own claims.

• Seven chips: Vera CPU, Rubin GPU, NVLink 6 Switch, ConnectX-9, BlueField-4, Spectrum-6 and Groq 3 LPU
• Vera Rubin NVL72: 72 Rubin GPUs and 36 Vera CPUs per rack
• Groq 3 LPX: 256 LPUs per rack; up to 35x inference throughput per MW (NVIDIA claim); second half of 2026
• Over 80 MGX partners and over 200 data center infrastructure partners