4 Rigs (1 Wood . 1 aluminium, 2 cases) 1 Case is not on the pic.
3172 (244) 13x7790
1080 (360) 3x7850
---
4.25 hashpower

600W 3x 7850 2x 7790 1x 1200W 
400W 5x 7790  1x 650W
500W 6x 7790  2x 550W
----
1400W

No Powered Risers, Windows8, Ati 13.6 beta2, 2.8SDK, MSI Afterburner, Google Remote Desktop,
HDMI x4 hub to connect to hdmi TV.

Part of the fun/frustration was building (or trying to build) the wood/alu rigs.
Lots of trips to hardware store and buying extra equipment.  Gave up on error 43 (> 5 GPU on MB did not work for me).