Los Alamos NL Chicoma is a large GPU cluster operated by US Department of Energy, located in the United States, in the public sector. It came online around December 2021. At that moment it ranked number 60 among known clusters.
It is built on 512 NVIDIA A100. That amounts to about 161 H100e of AI compute. The cluster draws roughly 0.44 MW. Its hardware is estimated at $18M.
Epoch AI rates the certainty of this record as likely.