1. Software causes - Occur after windows load
    1. With one application: troubleshoot the program with the program publisher
    2. With multiple applications: bad driver versus bad hardware
      1. Update Chipset driver, Uninstall then Install latest video driver
      2. If 1 does not resolve the issue, replace the card
  2. Hardware causes
    1. Prior to Windows Load – replace the card
    2. Overclocking of GPU (can take weeks or months to show up)
    3. Overheating of GPU (possible fan failure)
    4. Video RAM failure
    5. PCI-e slot failure

Flickering Video

Display goes black during use

No display