Hardware Secrets posted a review on the Rosewill Performance 650 W Power Supply
A quote from the article:
>> Rosewill Performance 650 W Power Supply Review
Performance 650 W (also called RP650-2) is a new power supply from Rosewill, featuring a 120-mm fan, active PFC, two auxiliary cables for video cards and labeled as having a 730 W peak power. Is this a good product? Can it really deliver 650 W? Let's see.
>> Rosewill Performance 650 W Power Supply Review