Hot! Buy.com - Corsair 520W SLI Certified Modular ATX Power Supply for $79.99 after Rebate, Shipped Free!:
Offer: With all these crazy games needing crazy video cards, don't forget you need more juice to power them. This is an amazingly low price for this SLI certified power supply by Corsair. This power supply is 520 watts, it's modular, and it's SUPER quiet. Excellent reviews all around for it.