Just bought myself a pile of parts to build a DRK rig. Ignoring ROI (I have all the time in the world, and expect DRK to do good things), and I have a source of free elec (workplace utilites are included in rent), how does this sound?
Mobo: 1x ASRock BTC Pro
PCIe Riser: 6x USB 3.0/Molex powered...