Would a 850w PSU be sufficient to power the GTX580 in SLi?
Gorman Author Level Sep 6, 2011 #2 Sufficient, maybe, recommended, nah. I would be looking for a Corsair HX1000 to power that really.
Frenchy Prolific Poster Sep 6, 2011 #3 As Gorman says, go for HX1000. Thats what I have powering my two gtx 580's