Lassen - IBM Power System S922LC, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100

Site: DOE/NNSA/LLNL
Manufacturer: IBM / NVIDIA / Mellanox
Cores: 248,976
Memory: 218,880 GB
Processor: IBM POWER9 22C 3.1GHz
Interconnect: Dual-rail Mellanox EDR Infiniband
Performance
Linpack Performance (Rmax) 15,430 TFlop/s
Theoretical Peak (Rpeak) 19,904.4 TFlop/s
Nmax 4,640,256
Power Consumption
Power:
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 (TFlops) Rpeak (TFlops) Power (kW)
11/2018 11 IBM Power System S922LC, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 IBM / NVIDIA / Mellanox 248,976 15,430.0 19,904.4