Originally Posted by CaptNKILL
SLI 470s would be faster, but obviously it'd be hotter, much more power hungry and much more expensive, with less video memory available... plus you'd be using SLI, which itself is a downside compared to using a single GPU.
I'd just go with a single 480, ensure that its properly cooled and then overclock the crap out of it. Then just use your other PCI-E slot for a decent Physx card
I'll grab a 480 then. Sooner or late.... probably later.