Alps - HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS

Site: Swiss National Supercomputing Centre (CSCS)
Manufacturer: HPE
Cores: 2,121,600
Processor: NVIDIA Grace 72C 3.1GHz
Interconnect: Slingshot-11
Installation Year: 2024
Performance
Linpack Performance (Rmax) 434.90 PFlop/s
Theoretical Peak (Rpeak) 574.84 PFlop/s
Nmax 15,400,960
HPCG 3,671.32 TFlop/s
Power Consumption
Power: 7,124.00 kW
Power Measurement Level: 3
Software
Operating System: HPE Cray OS
Compiler: N/A
Math Library: CUBLAS
MPI: HPE Cray MPI
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
11/2025 8 HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS HPE 2,121,600 434.90 574.84 7,124.00
06/2025 8 HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS HPE 2,121,600 434.90 574.84 7,124.00
11/2024 7 HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS HPE 2,121,600 434.90 574.84 7,124.00
06/2024 6 HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11 HPE 1,305,600 270.00 353.75 5,194.00