| Site: | Information Technology Center, The University of Tokyo |
|---|---|
| Manufacturer: | Fujitsu |
| Cores: | 368,640 |
| Processor: | A64FX 48C 2.2GHz |
| Interconnect: | Tofu interconnect D |
| Installation Year: | 2021 |
| Performance | |
| Linpack Performance (Rmax) | 22.12 PFlop/s |
| Theoretical Peak (Rpeak) | 25.95 PFlop/s |
| Nmax | 4,853,760 |
| HPCG [TFlop/s] | 817.577 |
| Power Consumption | |
| Power: | 1,468.00 kW (Submitted) |
| Power Measurement Level: | 2 |
| Software | |
| Operating System: | Red Hat Enterprise Linux |
| Compiler: | FUJITSU Software Technical Computing Suite V4.0 |
| Math Library: | FUJITSU Software Technical Computing Suite V4.0 |
| MPI: | FUJITSU Software Technical Computing Suite V4.0 |
| List | Rank | System | Vendor | Total Cores | Rmax (PFlop/s) | Rpeak (PFlop/s) | Power (kW) |
|---|---|---|---|---|---|---|---|
| 06/2023 | 25 | PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D | Fujitsu | 368,640 | 22.12 | 25.95 | 1,468.00 |
| 11/2022 | 23 | PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D | Fujitsu | 368,640 | 22.12 | 25.95 | 1,468.00 |
| 06/2022 | 20 | PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D | Fujitsu | 368,640 | 22.12 | 25.95 | 1,468.00 |
| 11/2021 | 17 | PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D | Fujitsu | 368,640 | 22.12 | 25.95 | 1,468.00 |
| 06/2021 | 13 | PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D | Fujitsu | 368,640 | 22.12 | 25.95 | 1,468.00 |