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Choosing the Right PSU for a HD7850 crossfire

Last response: in Systems
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July 4, 2012 10:07:55 AM

This is my current setup

-Western Digital Caviar Blue WD5000AAKX 500GB 7200 RPM SATA 6.0Gb/s 3.5" Internal Hard Drive -Bare Drive
-SAPPHIRE Radeon HD 7850 OC 2GB 256-bit GDDR5 PCI Express 3.0 x16 HDCP Ready CrossFireX Support Video Card Crossfire
-G.SKILL Ripjaws X Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1333
-Intel Core i5-3570K Ivy Bridge 3.4GHz (3.8GHz Turbo) LGA 1155 77W Quad-Core
-ASRock Z77 Extreme4 LGA 1155 Intel Z77 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboarder
-Coolermast V6 Cooler


I need help in choosing the PSU for my set up. I will be crossfiring the HD 7850 OC in future,
I hope a 650W would be enough or should I go 700W?
I have the following options.....

http://www.newegg.com/Product/Product.aspx?Item=N82E168...
http://www.newegg.com/Product/Prod [...] 6817341051
http://www.newegg.com/Product/Prod [...] 6817371059


Can someone sugest me a good psu for my set up? Budget is around 50-80$
a b B Homebuilt system
July 4, 2012 10:21:02 AM

The Corsair is brilliant.
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0
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!