Energy and the power grid, not chips, are the real bottleneck for AI at 400k-GPU scale
kimmonismus · x · 2026-09-07
Responding to a discussion about large-scale compute deployments, kimmonismus argued that the paper math looks wild but "keeping 400k chips fed without the network falling over is the real nightmare," adding that energy and the power grid are the biggest bottleneck for AI scaling — not chips.
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