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Epoch AI's Frontier Data Centers Hub tracks AI data-centre construction using satellite imagery and public filings. It estimates xAI's Colossus 2, the most powerful AI data centre operating in 2026 at 1.4 million H100-equivalents, will be dwarfed once Meta's Hyperion and Microsoft's Fairwater are complete, when the two will together reach 5 million H100-equivalent GPUs combined, once Meta's Hyperion and Microsoft's Fairwater data centres are complete
Verified 2026-10-08
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