The mobo's support for DDR3 system RAM has nothing to do at all with your graphic card's GDDR5 VRAM, as it is a separate entity all together. It has no problem whatsoever to support the graphic card, as long it's a PCI-E x16 based(which most modern cards are these days).

This post has been edited by rav3n82: Sep 5 2013, 09:29 AM