SAKURA Internet 2019 V100 Supercomputer is a large GPU cluster operated by Sakura Internet, located in Japan, in the private sector. It came online around June 2019. At that moment it ranked number 22 among known clusters.
It is built on 768 NVIDIA Tesla V100 SXM2. That amounts to about 48.51 H100e of AI compute. The cluster draws roughly 0.51 MW. Its hardware is estimated at $17M.
Epoch AI rates the certainty of this record as confirmed.