CARO - NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100

Site: German Aerospace Center
System URL: https://www.dlr.de
Manufacturer: NEC
Cores: 174,592
Processor: AMD EPYC 7702 64C 2GHz
Interconnect: InfiniBand HDR100
Installation Year: 2021
Performance
Linpack Performance (Rmax) 3.46 PFlop/s
Theoretical Peak (Rpeak) 5.59 PFlop/s
Nmax 5,638,464
Nhalf 192
HPCG 66.0118 TFlop/s
Software
Operating System: Rocky Linux 8.4
Compiler: AOCC 3.1.0
Math Library: AMD BLIS 2.1
MPI: OpenMPI 4.1.2
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
11/2025 364 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
06/2025 335 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
11/2024 295 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
06/2024 257 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
11/2023 227 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
06/2023 192 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
11/2022 163 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
06/2022 149 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59
11/2021 135 NEC HPC2808Ri-2, AMD EPYC 7702 64C 2GHz, InfiniBand HDR100 NEC 174,592 3.46 5.59