PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D

Site: Central Weather Administration
Manufacturer: Fujitsu
Cores: 184,320
Processor: A64FX 48C 2.2GHz
Interconnect: Tofu interconnect D
Installation Year: 2023
Performance
Linpack Performance (Rmax) 11.16 PFlop/s
Theoretical Peak (Rpeak) 12.98 PFlop/s
Nmax 3,502,080
Power Consumption
Power: 673.56 kW
Power Measurement Level: 1
Software
Operating System: Red Hat Enterprise Linux
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
11/2025 153 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 184,320 11.16 12.98 673.56
06/2025 131 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 184,320 11.16 12.98 673.56
11/2024 109 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 184,320 11.16 12.98 673.56
06/2024 86 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 184,320 11.16 12.98 673.56
11/2023 68 PRIMEHPC FX1000, A64FX 48C 2.2GHz, Tofu interconnect D Fujitsu 184,320 11.16 12.98 673.56