Some games [Duke Nukem Megaton, I think there was at least 5 others can't remember right now though] have the bottom and right side off of the screen. Steam Big Picture mode[Steam] says it's 1536x864 I have windows set to 1920x1080...
OS Windows 8.1 Pro
Gigabyte Z77X UD3H Motherboard Rev 1.0
All settings within bios/ctalyst are stock right now
My TV is an UN55EH6030[Samsung]