PSU wattage please!

marcusg83

Honorable
Dec 8, 2012
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0
10,640
Just wondering what i would need to power SLI gtx 770s plus everything else in my computer.

i looked up a calculator and it said i would need like1100 watts but i wasnt sure if it was completely true
 
Solution
850w will do it but here's a great deal on a high quality 950w:

http://www.newegg.com/Product/Product.aspx?Item=N82E16817703028


PC Power and Cooling Silencer Mk II 950W High Performance 80PLUS Silver SLI CrossFire Intel Haswell Ready Power Supply
For a system using two GeForce GTX 770 graphics cards in 2-way SLI mode NVIDIA specifies a minimum of a 850 Watt or greater system power supply that has a maximum combined +12 Volt continuous current rating of 62 Amps or greater and that has at least two 6-pin and two 8-pin PCI Express supplementary power connectors.

Total Power Supply Wattage is NOT the crucial factor in power supply selection!!! Sufficient Total Combined Continuous Power/Current Available on the +12V Rail(s) rated at 45°C - 50°C ambient temperature, is the most critical factor.

Overclocking of the CPU and/or GPU(s) may require an additional increase to the maximum combined +12 Volt continuous current ratings, recommended above, to meet the increase in power required for the overclock. The additional amount required will depend on the magnitude of the overclock being attempted.