Let's look at a few tried and tested ways to fix the low GPU usage issue on your PC to get better performance.

If Radeon Settings Host Service is causing high GPU, CPU, Memory, or Disk Usage, then disable Instant Replay, desktop recording, etc.

The low GPU usage issue in Star Wars Jedi Survivor can be fixed by updating the graphics card drivers, changing the graphics settings, disabling V-Sync, and using third-party software to optimize ...

If you are suffering from VRAM usage in MWII, allow us to provide some potential fixes that will give your GPU some breathing room. Modern Warfare 2 excessive VRAM usage solution ...