Performance of MVAPICH2-GDR Collectives

Machine Specifications

CPU Model CPU Core Info Memory IB Card OS OFED GPU CUDA
Intel E5-2690 v3 2x12 @ 2.6Ghz 252GB Mellanox Connect-IB (2x56Gbps) Redhat 7 MOFED 3.4 NVIDIA Tesla K80 CUDA 8.0

These numbers were taken on CSCS KESCH System. We would like to thank CSCS staff members for providing us access to this system.

Machine Specifications

CPU Model CPU Core Info Memory IB Card OS OFED GPUs per node CUDA
Duel Intel Xeon Platinum 8168 24 @ 2.7Ghz 1.5TB Mellanox Connect-X5 (8x56Gbps) Ubuntu 7.3.0 MOFED 4.4 16 NVIDIA Tesla V100-SXM2-32GB CUDA 9.2

Machine Specifications

CPU Model CPU Core Info Memory IB Card IB Switch OS GPUs per node CUDA
POWER9 44 @ 3.45 GHz 256GB Dual Mellanox Connect-X5 (2x100Gbps) Mellanox EDR IB Switch RHEL 7.5 4 NVIDIA Tesla V100-SXM2-16GB CUDA 9.2