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riken.pngPRIMEHPC Specifications
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| Model | PRIMEHPC FX1000 | PRIMEHPC FX700 | |
|---|---|---|---|
| CPU | Name | A64FX | A64FX |
| Instraction Set Architecture | Armv8.2-A SVE | Armv8.2-A SVE | |
| Number of cores | Computational node: 48 cores + 2 assistant cores I/O and computational node: 48 cores + 4 assistant cores |
48 cores | |
| Clock | 2.2 GHz | 1.8 GHz or 2.0 GHz | |
| Theoretical peak performance | 3.3792 TFLOPS (double precision) | 2.7648 TFLOPS or 3.072 TFLOPS (double precision) | |
| Node | Architecture | 1 CPU/node | 1 CPU/node |
| Memory capacity | 32 GiB (HBM2, 4 stacks) | 32 GiB (HBM2, 4 stacks) | |
| Memory bandwidth | 1,024 GB/s | 1,024 GB/s | |
| Interconnect | Tofu Interconnect D | InfiniBand EDR / HDR100 (*1) (*1) EDR and HDR100 cannot be mixed |
|
| Main unit | Form factor | Dedicated rack | 2U rack-mount chassis |
| Maximum number of nodes | 384 nodes/rack | 8 nodes/chassis | |
| Cooling method | Water cooling | Air cooling | |
| Software | OS | Red Hat Enterprise Linux 8 | Red Hat Enterprise Linux 8 |
| HPC middleware | FUJITSU Software Technical Computing Suite |
(*2)Only distributed file system (FEFS) is supported |
|
