x1950 pro pcie 版 ，ati 就希望user 是用450w 的電源.......agp版本多了轉換晶片，耗電量會更多一點......

另外之前有人是修改主版bios設定就穩多了.....

System Requirements
............
Connection to the system power supply is required:
450-Watt power supply or greater, 30 Amps on 12 volt rail recommended (assumes fully loaded system)

原文出處....
http://ati.amd.com/products/radeonx...0pro/specs.html