Answer

Please go to MSI website to download the latest driver can fix this issue.

Intel Extreme Tuning Utility
5.1.0.101
http://www.msi.com/support/mb/X99S-GAMING-9-AC.html#down-utility&Win8.1 64

Models

  • X99S GAMING 7
  • X99S XPOWER AC
  • X99S GAMING 9 AC
  • X99S SLI PLUS
  • X99S MPOWER