12v rails

[Slayed0]

i heard from a friend that i should have at least 20 amps on each 12v rail of my PSU. I assume this is if i'm running 2 Gpu's... does anyone know the significance of this amp rating?

 

[Dangman]

i heard from a friend that i should have at least 20 amps on each 12v rail of my PSU. I assume this is if i'm running 2 Gpu's... does anyone know the significance of this amp rating?

Ok, please read this PSU FAQ, It should clear up any misconception or lack of knowledge that you have:
http://www.jonnyguru.com/forums/showthread.php?t=1036