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Will thermaltake toughpower xt 775w enough for HD6990?

post #1 of 5
Thread Starter 
I'm trying to piece a 3rd system 2getha with some bits and just got a hold of HD6990 complete with water block.
The system is as follows:

Fx-8350
Crosshair IV formula
HD6990

The power supply I have is a thermaltake toughpower xt 775w that was aimed for the system. Will this be enough to power the system? I know the 6990 is a power monster and needs about 400w but itself. I
 
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post #2 of 5

It's definitely enough, even with overclocks.

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post #3 of 5
Thread Starter 
Ok cool. I have a corsair hx850 here also but I wanted to put that into my main system as it's brand new. I keep reading that u need a minimum of 850w psu for a 6990!
 
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post #4 of 5
Quote:
Originally Posted by Seanay00 View Post

Ok cool. I have a corsair hx850 here also but I wanted to put that into my main system as it's brand new. I keep reading that u need a minimum of 850w psu for a 6990!

You dont need that much.
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post #5 of 5
Thread Starter 
So even if I clock the 8350 to around the 5ghz mark and the 6990 to around the 950mhz mark ? The whole system, will be under water so heat shouldn't be an issue (hopefully)
 
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2x WD Black 1TB 4x WD Red 2TB Coolermaster Hyper 212 Thermaltake Smart 430w 
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Fractal Design Define R3 Black Intel Pro/1000 MT Dual Port Server Adapter 
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