Choosing the Right PSU for a HD7850 crossfire Tags: Homebuilt Systems Product Last response: July 4, 2012 10:43 AM in Systems Share tbane 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$ More about : choosing psu hd7850 crossfire FinneousPJ a b B Homebuilt system July 4, 2012 10:21:02 AM The Corsair is brilliant. bigcyco1 a b B Homebuilt system July 4, 2012 10:43:20 AM 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 http://www.tigerdirect.com/applications/SearchTools/ite... Can't find your answer ? Ask ! Publish Related resources HD7850 crossfire PC freezes Forum Which version of the hd7850 should i get? Forum FX-6300 + HD7850 || i5 3470 + HD7770- Forum Asus HD7850 Overclock Forum Radeon HD7850 CrossfireX help Forum HD7850 best budget card atm? Forum SLI or Crossfire or new HD7850 Forum Help me choose the PSU ! Advise Forum A$1000-1200 Gaming rig, need advice on choosing parts Forum $150 crossfire MOBO with specific components (i5-2500k, HD7850 OC) Forum Choosing the right PSU Forum Choosing the right PSU Forum Choosing the right PSU Forum Helping me choosing the right PSU Forum Looking to Crossfire Forum New to building ($1,000 budget) Forum Help choosing video card, power supply & case for $1000 i5-3570k gamer Forum PSU help Forum Is my PSU dying, or is it something else? Forum [Solved] OEM Skimped on PSU? Forum More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !