RPI AiMOS is a large GPU cluster operated by Rensselaer Polytechnic Institute, located in the United States, in the public sector. It came online around December 2019. At that moment it ranked number 15 among known clusters.
It is built on 1,512 NVIDIA V100. That amounts to about 95.5 H100e of AI compute. The cluster draws roughly 0.93 MW. Its hardware is estimated at $29M.
Epoch AI rates the certainty of this record as confirmed.