Hi,
So my 500w OCZ psu has two 12v rails each at 18a (but both cant be 18a max at a time since that would put it over 500w). 12v1 is for the M/B and PCI-e connector. Rail 12v2 is for CPU and accessory(im guessing molex and HDD).
My question is, lets say I have a video card that draws too...