Xycron said:The 12v rail doesn't accept alot of the thigns on your computer though, alot of the more electrical working things like your CPU and RAM work with the 5V rail, things with moters and such like your harddrive or CDrom drive work on the 12v, that is a very low 12v rail but It hsould be able to run the PC easy, just not intensive things with the 12 very well