The Other Half of Compute xAI stood up its first 100,000 GPUs in Memphis in 122 days. It doubled that in another 92. By early 2026 the site, Colossus, held around 555,000 of them, building toward two gigawatts of power, for a reported 18 billion dollars.

Source: [Dev.to](https://dev.to/harryfloyd/the-other-half-of-compute-4eom)

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