Got SLI? Then you’re going to need a solid power supply capable of feeding both of those video cards plus the rest of your system too! Antec has provided us with their Phantom 500 ATX power supply. Built to promote a quiet computing experience, the Phantom 500 does not short change on features which includes two PCI Express video card connectors.
Source: Club OC
2 reviews, one powerful powersupply. Start with Club Overclockers look at the Antec Phantom 500 ATX Power Supply, and once you’ve digested it fully, read our own Robotech’s take on it. After that, you should know everything there is to know about this made for SLI PSU.