Longhorn - IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR

Site: Texas Advanced Computing Center/Univ. of Texas
Manufacturer: IBM
Cores: 37,440
Processor: IBM POWER9 20C 3.6GHz
Interconnect: Infiniband EDR
Installation Year: 2019
Performance
Linpack Performance (Rmax) 2.29 PFlop/s
Theoretical Peak (Rpeak) 2.87 PFlop/s
Nmax 1,677,312
Software
Operating System: Redhat Linux
Compiler: XLC, nvcc
Math Library: ESSL, CUBLAS
MPI: Spectrum MPI
List Rank System Vendor Total Cores Rmax (PFlop/s) Rpeak (PFlop/s) Power (kW)
11/2021 279 IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR IBM 37,440 2.29 2.87
06/2021 228 IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR IBM 37,440 2.29 2.87
11/2020 182 IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR IBM 37,440 2.29 2.87
06/2020 152 IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR IBM 37,440 2.29 2.87
11/2019 120 IBM Power System AC922, IBM POWER9 20C 3.6GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR IBM 37,440 2.29 2.87