If your PC is using CPU instead of GPU, check your cable connections. Use the fixes provided in this article to resolve this issue.

There could be more problems outside your graphics card.

There's plenty of useful tasks for your server's GPU ...

Just curious why my gpu usage is so low. I am playing PUBG and have a 5950x 16 core amd cpu and a Nvidia gtx 1080. It seems odd that the cpu and possibly more importantly gpu usage is so low. Gameplay ...

The processor of current PCs is usually powerful enough to work smoothly with all types of content. However, some processes put a higher load on the processor — for example, when you watch videos.

A team of researchers from Shanghai Jiao Tong University and Huawei has proposed a new way to share GPUs more efficiently across jobs in campus data centers, reducing idle GPU time and job wait times.