Can't figure out.. 750W or 850w for my build

flu1d

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Apr 17, 2013
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So I have been wanting to get the Gigabyte GV-N670OC-2GD (Windforce).. And it seems it recommends at least a 550w PSU. The rest of my build will be:

Intel Core i7-3770k CPU
Asus P8Z77-V Deluxe Mobo
HAF X Case (942, lots of fans)
3 TB Seagate Barracuda 7200 RPM HDD
Asus DvD Burner
GV-N670OC-2GD Gigabyte 670 Windforce GPU (Just one)
Corsair Vengeance 4x4 GB (16 GB) 1600 DDR3
I'm stuck between Win 7 Pro/ Win 8 Pro, but looks like 7 for now (Recommendations welcome haha)
Corsair hydro Series H100i Water Cooler

That should be it.. I'd really love some recommendations! I've been looking mostly at the Corsair HX750W or the HX850W (Both 80+ Gold which is perfect). You guys are definitely the subject matter experts here which is why I come to you for help!

Thanks everyone.

 
Solution
Same thing it requires(recommends) atleast a 550w power supply for the entire system. That card uses a bit more juice as its factory overclocked.

flu1d

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Apr 17, 2013
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So the 750W you think would be more than enough power for my system running all of that, even when the GPU itself apparently recommends 550W alone? I'm sorry, it's just I've always used about 650-750W to power my systems, but that was 3 years ago and the technology required slightly less juice than todays tech requires. So I guess the only reason I ask is because I just want to be sure, I've been in the military now for over 2 years and have not built a pc since before I enlisted, a bit rusty here. Thanks so much for replying by the way!
 

flu1d

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Apr 17, 2013
11
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10,520
I think this is solved, thank you so much for your help and patience, I hated this conversation the whole time because I felt like I was making you answer the same thing over and over and wasting your time (Well, I kind of was) but again thank you so much.