Choosing the Right PSU for a HD7850 crossfire

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..... [...] 6817341051 [...] 6817371059

Can someone sugest me a good psu for my set up? Budget is around 50-80$
2 answers Last reply
More about choosing hd7850 crossfire
  1. The Corsair is brilliant.
  2. PSU:Corsair CMPSU-650TXV2 Enthusiast Series TX650 V2 Power Supply - 650 Watts, ATX, 140mm Fan, 80 Plus Bronze, SLI Ready, Active PFC $89.99 - $20.00 .69.99*After Rebate
Ask a new question

Read More

Homebuilt Systems Product