I have a M2N68-LA (Ivy8) mobo, the specs can be found (http://h10025.www1.hp.com/ewfrf/wc/document?cc=us&lc=en...) here. I want to add a VGA GeForce 8400 GS 1 GB DDR3 PCI Express 2.0 DVI/HDMI/VGA Graphics Card. I wanted to know if I can install it on the mobo and I already have a 350w power...