xAI's Colossus empire: 2.5M sq ft, 2+ gigawatts, 122 days from empty site to supercomputer
XFreeze · x · 2026-09-26
A roundup of xAI's exploding AI infrastructure in the Mid-South: 2.5+ million sq ft of facilities, millions of GPUs planned, 2+ gigawatts of compute, with Colossus clusters expanding across multiple sites and "Macrohard" infrastructure being built alongside. Colossus went from empty site to massive supercomputer in 122 days, then doubled to 200K GPUs in another 92 days.
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