I have this PSU at the moment
https://www.scan.co.uk/products/750w-evga-supernova-750-g1-80plus-gold-full-modular-sli-crossfire-quad-rail-61a-plus12v-1x135mm-fan-
Will it be enough, both cards in the same system, and yes I know they can't be used together, I don't need it to be.
I have 2...