Update your monitor's driver first to the latest version via Samsung's website.
You can go to Samsung's website and ask about it in their forums.
Good luck and have a nice day.
Thanks for the advice... but, Intels newest BIOS update that came out yesterday (GAZ7711H.86A.0039.EB 4/26/2012) fixed the problem:
BIOS Update Release Notes
PRODUCTS: DZ77GA-70K, DZ77RE-75K (Standard BIOS)
BIOS Version 0039 - GAZ7711H.86A.0039.2012.0426.1522
About This Release:
• Date: April 26, 2012
• Integrated Graphics Option ROM: Build 2132
• Fixed issue with detected video device priority.