For workloads suited for their architecture, GPUs can considerably outperform CPUs because of their parallel processing abilities. Because GPUs are made for large-throughput computing, they generally have more quickly execution times than CPUs. The 1st and simplest strategy to check what GPU is being used is through the Task Supervisor. https://louiscgdcz.blogtov.com/18408635/the-best-side-of-nvidia-server-gpu-used