2x 7970
1x 6870 (unique make special 6870 with 1600 shaders like a 5870 and 6870 clockspeeds)
1x 7770

Managing 0.07 BTC a day @ ~1.75Ghash/s. 0.095 kw/h. Selling 1x 7970 in a few days to someone to lock in the good value that 7970s have right now.