SpaceX develops its own ‘Kessel’ rack-scale system featuring 72 Nvidia Rubin GPUs for data centers in space, report claims — replaces conventional NVLink cable assemblies with a massive 84-layer printed circuit board
AI-generated summary SemiAnalysis reports that SpaceX/xAI is developing a custom version of Nvidia's Vera Rubin NVL72 rack-scale AI system codenamed Kessel. The Kessel system features 72 Nvidia Rubin GPUs and replaces conventional NVLink cable assemblies with an 84-layer printed circuit board.