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GPU clusters

University of Tokyo Wisteria/BDEC-01 (Aquarius)

Compute
114 H100e
Chips
360
First operational
Jun 1, 2021

University of Tokyo Wisteria/BDEC-01 (Aquarius) is a large GPU cluster operated by University of Tokyo, located in Japan, in the public sector. It came online around June 2021. At that moment it ranked number 47 among known clusters.

It is built on 360 NVIDIA A100. That amounts to about 114 H100e of AI compute. The cluster draws roughly 0.32 MW. Its hardware is estimated at $10M.

Epoch AI rates the certainty of this record as confirmed.

Full record
Owner
University of Tokyo
Users
Academia
Sector
Public
Status
Existing
Country
Japan
Location
7 Chome-3-1 Hongo, Bunkyo City, Tokyo 113-8654, Japan
Primary chip
NVIDIA A100
Primary chip count
360
Total AI chips
360
H100 equivalents
114
8-bit throughput
2.2×10¹⁷ OP/s
Power capacity
0.32 MW
Hardware cost
$10M
First operational
Jun 1, 2021
Rank when it came online
47
Certainty
Confirmed
SourceEpoch AI, 'GPU Clusters'. Published online at epoch.ai. Retrieved 2026-07-29 from https://epoch.ai/data/gpu-clusters. Licensed under CC BY 4.0.
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