Power supply & vista for my computer?

ATI Radeon™ HD 4870 X2 Group Requirements:
650 Watt or greater power supply with one 2x3-pin PCIe® power connector and 1 2x4-pin PCIe® pressure connector is required

Certified power supplies are recommended. Name to http://ati.amd.com/certifiedPSU for a roll of Certified products

COOLER MASTER RS-600-AMBA-D3 600W ATX12V V2.3 SLI
http://www.newegg.com/Product/Product.as…