I am running an older platform (Socket 1155) using a 69w Xeon E3-1230V2, 16GB DDR3, an mSATA SSD, and probably a GTX 1060 (haven't solidified my plans here yet). The 1060 supposidly only draws about 60W from the PCIe 6 pin connector, which would mean 30W (or ~2.5A) per wire.
My plan for that is...