Musk says Colossus 2 adds Gun Range and Spam clusters and will reach about 1.2 million Blackwell GPUs by year-end

In X posts reported by Action News 5 and TeslaNorth, Musk said Gun Range will hold 220,000 GB300s configured for training and be operational by end of November, and Spam about 200,000 GB300s for inference in December; the 1.2 million total is his estimate and has not been independently confirmed.