I have a Hercules GeForce 2 GTS / 64MB on a KT7-RAID with only a 235W PS. I also have 3 HDDs, a Creative DVD, a Kenwood TrueX 72, a Live! card, and a modem and on occasion also a CD-RW drive when my burning station is acting up. If I can have all of that and overclock my TBird from 700 to 850...