Before revision:  A comparison of CUDA-Aware MPI communication to non-GPU-direct communication is performed demonstrating an additional 24\% speedup on eight nodes composed of 32 NVIDIA V100 GPUs.
After revision:  A comparison of CUDA-Aware MPI communication to non-GPUDirect communication is performed demonstrating an additional 24\% speedup on eight nodes composed of 32 NVIDIA V100 GPUs.