Rig 1 - 3MH/s unoptimized (3.75MH/s with additional GPU)
4x Sapphire R9 280x toxic (750kh/s stock)
1x extra Sapphire R9 280x toxic with powered riser
1x 1600w LEPA gold rated Modular power supply
1x 750w gold rated bnon-modular power supply
1x Gigabyte 990FXA-UD7 Motherboard
Runs at about 78C, less with a box fan


Rig 2 - 4.5MH/s unoptimized (5.4MH/s with additional GPU)
5X Sapphire R9 290x Tri-X (900kh/s stock)
1x extra Sapphire R9 290x Tri-X with powered riser
2x 1200W modular power supplies
1x Gigabyte 990FXA-UD7 Motherboard
Runs at about 75C, less with a box fan


I'd rather not piece these out, but I can if the price is right.