Perform the following steps:
- Open administrative command prompt and type or copy and paste:
- sfc /scannow
- dism /online /cleanup-image /restorehealth
- chkdsk /scan
- When these have completed > right click on the top bar or title bar of the administrative command prompt box > left click on edit then select all > right click on the top bar again > left click on edit then copy > paste into the thread
- Make sure that there is no over clocking while troubleshooting
- uninstall the Nvidia GPU driver using DDU (display driver uninstaller)
- re-install the Nvidia GPU driver from the Nvidia website
- make sure that you check the clean install box and if available install the physx driver.
Display Driver Uninstaller Download version 17.0.8.2 (or newer version if available)
https://www.sevenforums.com/tutorials/367109-display-driver-uninstaller-how-use.html
http://www.nvidia.com/Download/index.aspx
http://www.majorgeeks.com/files/details/display\_driver\_uninstaller.html