xAI’s Colossus Supercluster Now Operational

xAI continues aggressive scaling of its Colossus supercluster in Memphis. Colossus 2 (1 GW scale) is now operational with significant GB200/GB300 deployments alongside earlier H100/H200 units, targeting expansions toward 555k+ GPUs and multi-GW capacity. Roadmap points to 1M GPU equivalents. Primary source: xAI site and updates