TOKI-SORA - PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D

Site: Japan Aerospace eXploration Agency
Manufacturer: Fujitsu
Cores: 276,480
Processor: A64FX 48C 2.2GHz
Interconnect: Tofu interconnect D
Installation Year: 2020
Performance
Linpack Performance (Rmax) 16.59 PFlop/s
Theoretical Peak (Rpeak) 19.46 PFlop/s
Nmax 4,208,640
HPCG 614.224 TFlop/s
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)
06/2025 96 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
11/2024 80 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
06/2024 64 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
11/2023 52 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
06/2023 41 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
11/2022 39 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
06/2022 35 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
11/2021 31 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
06/2021 25 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46
11/2020 19 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 276,480 16.59 19.46