http://www.antec.com/product.php?id=706682&fid=5022116

顯卡最大12v2 =30A=360w(6+2pin x2)

v1+v2=最大648w
3.3v 5v 12v1 12v2=最大650w

如顯卡吃250w
650w-250w=剩400w,(含12v1 3.3v 5v)