GPU clusters
University of Bristol Isambard-AI
Compute
5.4K H100e
Chips
5,448
First operational
Jun 15, 2025
University of Bristol Isambard-AI is a large GPU cluster operated by UK Research and Innovation, located in the United Kingdom, in the public sector. It came online around June 2025.
It is built on 5,448 NVIDIA GH200. That amounts to about 5.4K H100e of AI compute. The cluster draws roughly 7.63 MW. Its hardware is estimated at $276M.
Epoch AI rates the certainty of this record as confirmed.
Full record
- Owner
- UK Research and Innovation
- Users
- U.K. government’s Frontier AI Taskforce
- Sector
- Public
- Status
- Existing
- Country
- United Kingdom
- Location
- National Composites Centre Bristol & Bath Science Park, Emersons Green, Bristol BS16 7FS, United Kingdom
- Primary chip
- NVIDIA GH200
- Primary chip count
- 5,448
- Total AI chips
- 5,448
- H100 equivalents
- 5.4K
- 8-bit throughput
- 1.1×10¹⁹ OP/s
- Power capacity
- 7.63 MW
- Hardware cost
- $276M
- First operational
- Jun 15, 2025
- 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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