| URL: | |
|---|---|
| Segment | Academic |
| City: | Bristol |
| Country/Region: | United Kingdom |
| System | Year | Vendor | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) |
|---|---|---|---|---|---|
| Isambard-AI phase 2 - HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS | 2025 | HPE | 1,028,160 | 216,500,000 | 278,576,930 |
| Isambard-AI phase 1 - HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11 | 2024 | HPE | 34,272 | 7,417,000 | 9,285,900 |
| Blue Crystal v4 - Lenovo NeXtScale nx360M5, Xeon E5-2680v4 14C 2.4GHz, Intel Omni-Path | 2016 | Lenovo | 16,072 | 518,117 | 617,165 |
| Bluecrystal Phase 3 - PowerEdge C8220, Xeon E5-2670 8C 2.600GHz, Infiniband QDR | 2013 | ClusterVision | 5,408 | 105,253 | 112,486.4 |
| BlueCrystal - xSeries x3450 Cluster Xeon quad core, 2.8 GHz, Infiniband | 2008 | ClusterVision/IBM | 3,360 | 28,775 | 37,632 |
| POWER CHALLENGE | 1995 | HPE (SGI) | 12 | 2.9 | 3.6 |