MOBO: BIOSTAR TA890FXE
CPU: AMD Phenom II X4 955 Black Edition Deneb 3.2GHz
RAM: G.SKILL Ripjaws Series 8GB (2 x 4GB) 240-Pin DDR3
GFX: SAPPHIRE Vapor-X Radeon HD 5870 1GB
CASE: NZXT M59
Windows 7 Home Premium 64 bit
Here's the question: Will this (CORSAIR CMPSU-750TX 750W) PSU work in this AMD based system? It says compatible with i7 both in the title and the specs. No mention of AMD. Also, is this enough power? I want to crossfire too eventually.