Raidmax PSU are garbage. stay away.
XFX Core Edition PRO550W $69.99
APEX Vortex 3620 SGCC (reason comes with 2x 120mm fans, one intake and one exhaust) $34.99
BIOSTAR A770E3 AM3 AMD 770 ATX $54.99
AMD Athlon II X4 640 Propus 3.0GHz $99.99
Mushkin Enhanced Silverline 4GB $42.99
XFX HD-679X-ZDFC Radeon HD 6790 $154.99
All this for $457.94 at newegg.com
Do you need hard drive, OS, keyboard, Mouse, LCD???