BeamNG.drive.x64.ui.exe is the only other error in your report.
There are 0 errors related to Overwatch in this DxDiag, so this may be beyond the scope of what’s supported here on the forum.
- Update your BiOS/related drivers.
- Check your Windows Reliability History monitor for errors.
- Check the system logs in your Windows Event Viewer.
- Check for overheating.