University of Illinois NCSA Delta is a large GPU cluster operated by University of Illinois Urbana-Champaign (UIUC), located in the United States, in the public sector. It came online around October 2022. At that moment it ranked number 76 among known clusters.
It is built on 480 NVIDIA A100, alongside NVIDIA A40 PCIe. That amounts to about 212 H100e of AI compute. The cluster draws roughly 0.66 MW. Its hardware is estimated at $10M.
Epoch AI rates the certainty of this record as confirmed.