HPC Application Performance with Nvidia V100 versus A100 on Dell PowerEdge R7525 Servers


Articles Taken from: HPC Application Performance on Dell PowerEdge R7525 Servers with NVIDIA A100 GPGPUs

Difference between Nvidia A100 GPGPU versus Nvidia V100s GPGPU

NVIDIA A100 GPGPU NVIDIA V100S GPGPU
Form factor SXM4 PCIe Gen4 SXM2 PCIe Gen3
GPU architecture Ampere Volta
Memory size 40 GB 40 GB 32 GB 32 GB
CUDA cores 6912 5120
Base clock 1095 MHz 765 MHz 1290 MHz 1245 MHz
Boost clock 1410 MHz 1530 MHz 1597 MHz
Memory clock 1215 MHz 877 MHz 1107 MHz
MIG support Yes No
Peak memory bandwidth Up to 1555 GB/s Up to 900 GB/s Up to 1134 GB/s
Total board power 400 W 250 W 300 W 250 W

Benchmark Results (In Summary)

HPL performance comparison for the PowerEdge R7525 server with either NVIDIA A100 or NVIDIA V100S GPGPUs

HPCG performs at a rate 70 percent higher with the NVIDIA A100 GPGPU due to higher memory bandwidth

HPCG performs at a rate 70 percent higher with the NVIDIA A100 GPGPU due to higher memory bandwidth

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