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PC Gamer
PC Gamer
Jeremy Laird

Elon Musk's monster wakes up as xAI turns on 'Colossus', the Nvidia-powered AI-training supercomputer claiming to be the most powerful in the world

Elon Musk steepling his hands and looking sombre.

Rome wasn't built in a day, they say. Okay, but it still only took Elon Musk just 122 of 'em to tool up what is claimed to be the most powerful AI training system on the planet. Everyone's favourite billionaire misanthrope doesn't hang about, then.

Musk's new toy, dubbed Colossus and built by his new AI startup, xAI, has been created to train the latest version of the GROK language model, known as GROK-3. It's powered by no fewer than 100,000 Nvidia H100 GPUs.

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