Ansel - IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100

Site: DOE/NNSA/LLNL
Manufacturer: IBM / NVIDIA / Mellanox
Cores: 19,656
Processor: IBM POWER9 22C 3.1GHz
Interconnect: Dual-rail Mellanox EDR Infiniband
Installation Year: 2018
Performance
Linpack Performance (Rmax) 1.29 PFlop/s
Theoretical Peak (Rpeak) 1.69 PFlop/s
Nmax 1,345,536
Software
Operating System: Red Hat Enterprise Linux
Compiler: IBM XLC
Math Library: ESSL, CUBLAS 9.2
MPI: IBM Spectrum MPI
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
06/2020 471 IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 IBM / NVIDIA / Mellanox 19,656 1.29 1.69
11/2019 422 IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 IBM / NVIDIA / Mellanox 19,656 1.29 1.69
06/2019 323 IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 IBM / NVIDIA / Mellanox 19,656 1.29 1.69
11/2018 247 IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 IBM / NVIDIA / Mellanox 19,656 1.29 1.69