xAI Colossus 1 hits ~14.6 exaflops FP64, five times Top500 leader

xAI's Colossus 1 data center delivers about 14.6 exaflops of FP64 compute, roughly five times the top supercomputer on the Top500 list. Epoch AI estimates it equals around 276,000 H100-equivalents, with 340MW of IT power and a cost of about $12.9 billion.

2026-10-27 ~ 2026-10-27 · 2 related posts

• xAI's Colossus 1 hits ~14.6 exaflops FP64, ~5x Top500 leader — cis_female · 2026-10-27
• Epoch estimates xAI's Colossus 1 at 276k H100-equivalents, 340MW and $12.9B capex — cis_female · 2026-10-27