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EuroHPC LUMI

Compute
2.3K H100e
Chips
11,912
First operational
Sep 15, 2022

EuroHPC LUMI is a large GPU cluster operated by EuroHPC JU, located in Finland, in the public sector. It came online around September 2022. At that moment it ranked number 8 among known clusters.

It is built on 11,912 AMD Radeon Instinct MI250X. That amounts to about 2.3K H100e of AI compute. The cluster draws roughly 12.09 MW. Its hardware is estimated at $171M.

Epoch AI rates the certainty of this record as confirmed. Came online in phases, so unclear exactly when it became operational. A portion of it first was innagurated as operational June 2022, and close to 10k GPUs were confirmed to operational by Nov 2022. Reports suggest that "phase two" began in August. Marking the operational date as September as an estimate

Full record
Owner
EuroHPC JU
Users
Researchers, Cloud
Sector
Public
Status
Existing
Country
Finland
Location
Tehdaskatu 15, 87100 Kajaani, Finland
Primary chip
AMD Radeon Instinct MI250X
Primary chip count
11,912
Total AI chips
11,912
H100 equivalents
2.3K
8-bit throughput
4.6×10¹⁸ OP/s
Power capacity
12.09 MW
Hardware cost
$171M
First operational
Sep 15, 2022
Rank when it came online
8
Certainty
Confirmed
More from EuroHPC JU
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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