So I found a good deal on a 480 so I decided to buy one and play with it as a Physx card until I get my 5870s sold. I went from a Trifire 5870 setup to this:
Can't wait till finals are over so I actually have time to put this thing in.
You could sell off two of your three 5870s, use the 480 as your primary, and a 5870 as a secondary on the upcoming Fuzion motherboard. That would be sweet.