I used to have four 5850s and they worked alright, but they only had 4 gigs of gddr5 as a whole, so I upgraded a bit and bought three 7970s,
What it does is have them running at PCI E 2.0 x8, 1.1 x8, and 1.1 x8 sometimes detects 896 MB of total dedicated gddr5 across the 3 cards, sometimes...