asus striker ii formula

I bought an old gaming rig off the street for $40... I figured "if it doesn't work, it's got $40 worth of parts in it... It's got the ASUS Striker II Formula Core 2 Quad mobo, 4GB Corsair Dominator DDR2s, Tagan BZ 1300W PSU, 2 nVidia N280GTXs SLI'd... I completely tore it down, blew out all...