September 17, 2025 by Brian Wang
https://nextbigfuture.s3.amazonaws.com/ ... .00-PM.pngXAI Colossus II is the world’s first Gigawatt AI training cluster. The picture is an aerial view of the gigawatt data center.
xAI’s Colossus 2 represents a monumental leap in AI infrastructure, designed as the world’s first gigawatt-scale AI training supercluster. Built as an expansion of the original Colossus 1 (which currently operates 230,000 GPUs, including 30,000 GB200s, for Grok model training). Colossus 2 aims to deliver unprecedented compute power for training next-generation AI models like Grok. Elon Musk has described it as the world’s first Gigawatt+ AI training supercomputer
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