| Model | Count | Status | Organisation / role |
|---|---|---|---|
| NVIDIA GH200 | 5,448 | Operational | University of Bristol (Isambard-AI full system, launched July 17 2025) |
Physical hardware: Whole Isambard-AI system. Bristol and NVIDIA describe the same machines as host and chip supplier. Primary source · 2025-07-17 | |||
| Partner | Accelerators | Model | Stage | Source |
|---|---|---|---|---|
| University of Bristol | 5,448 | NVIDIA GH200 Grace Hopper Superchip | Commissioned | Primary source · 2023-11-01 |
Physical hardware: Whole Isambard-AI system. Bristol and NVIDIA describe the same machines as host and chip supplier. Primary source · 2025-07-17 Hosts and operates Isambard-AI at the National Composites Centre, Bristol and Bath Science Park. The full 5,448-GH200 system launched in July 2025. | ||||
| Hewlett Packard Enterprise | — | NVIDIA GH200 Grace Hopper Superchip | Awarded | Primary source · 2023-11-01 |
Supplied Isambard-AI’s Cray EX system, Slingshot interconnect and ClusterStor storage.
| ||||
| University of Cambridge | 1,024 | Intel Data Center GPU Max 1550 | Commissioned | Primary source · 2023-11-01 |
Physical hardware: Dawn’s 256 servers each contain four Intel Max 1550 GPUs; each GPU has two internal stacks. Primary source Hosts Dawn at the Cambridge Open Zettascale Lab as part of the AI Research Resource. | ||||
| Intel | — | Intel Data Center GPU Max 1550 | Awarded | Primary source · 2023-11-01 |
Supplies the Intel Data Center GPU Max accelerators used by Dawn at Cambridge.
| ||||
| Dell Technologies | — | — | Awarded | Primary source · 2023-11-01 |
Supplies Dawn’s PowerEdge XE9640 servers with direct liquid cooling.
| ||||
| StackHPC | — | — | Empanelled | Primary source · 2023-11-01 |
Worked with Bristol and Cambridge on Scientific OpenStack, the cloud service that connects Isambard-AI and Dawn for researcher access.
| ||||
| NVIDIA | 5,448 | NVIDIA GH200 Grace Hopper Superchip | Awarded | Primary source · 2023-11-01 |
Physical hardware: Whole Isambard-AI system. Bristol and NVIDIA describe the same machines as host and chip supplier. Primary source · 2025-07-17 Supplies the 5,448 GH200 Grace Hopper superchips used by Isambard-AI. | ||||