I just got a GTX 470 as my 8800 GT died. My PSU is an Antec TP-650 which should support the card just fine. The PCIe power connector that I was using had 1 6 pin connector and 1 2 + 6 pin connector ...
If you don't know already: next-gen power supplies are coming thanks to next-gen PCIe 5.0 graphics cards that will need to chew down more power, much more power. The new ATX 3.0 power supplies will ...