Lockhart TDS 56 - HPE Cray EX MI250x, AMD Optimized 3rd Generation EPYC 64C 2GHz, AMD Instinct MI250X, Slingshot-11, HPE Cray OS

Site: AMD QTS Data Center
Manufacturer: HPE
Cores: 52,864
Processor: AMD Optimized 3rd Generation EPYC 64C 2GHz
Interconnect: Slingshot-11
Installation Year: 2021
Performance
Linpack Performance (Rmax) 8.33 PFlop/s
Theoretical Peak (Rpeak) 10.75 PFlop/s
Nmax 1,900,544
Software
Operating System: HPE Cray OS
Compiler: hipCC
Math Library: rocBLAS
MPI: mpich
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
11/2025 196 HPE Cray EX MI250x, AMD Optimized 3rd Generation EPYC 64C 2GHz, AMD Instinct MI250X, Slingshot-11, HPE Cray OS HPE 52,864 8.33 10.75