Musk reveals xAI's buildout: 780,000 GPUs now, 1.44 million planned by year-end
mark_k · x · 2026-09-26
Elon Musk revealed the scale of xAI's compute buildout: Colossus 1 and 2 already hold 780,000 NVIDIA GPUs, with another 220,000 GB300s online next week to hit 1 million. A further 220,000 are planned for November and possibly 220,000 more by late December, totaling 1.44 million GPUs including 1.1 million GB300s.
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