This:
http://www.servercase.co.uk/shop/pc-cases/power-supplies/standard-atx-power-supplies/xfx-proseries-650w-power-supply-unit-core-edition-p1-650s-nlb9/
Or this:?
http://www.ebuyer.com/646462-evga-supernova-750w-semi-modular-80-bronze-power-supply-110-b1-0750-vr?utm_source=google&utm_medium=products&gclid=Cj0KEQiA-aujBRDqj772vpGfgooBEiQAzWAZUknYGVSob7Vy9nViUj3k8E2tje1Ik9SjrE_vTHStMfoaAlat8P8HAQ
http://www.servercase.co.uk/shop/pc-cases/power-supplies/standard-atx-power-supplies/xfx-proseries-650w-power-supply-unit-core-edition-p1-650s-nlb9/
Or this:?
http://www.ebuyer.com/646462-evga-supernova-750w-semi-modular-80-bronze-power-supply-110-b1-0750-vr?utm_source=google&utm_medium=products&gclid=Cj0KEQiA-aujBRDqj772vpGfgooBEiQAzWAZUknYGVSob7Vy9nViUj3k8E2tje1Ik9SjrE_vTHStMfoaAlat8P8HAQ