Will a 650W Supply power this?

Grifter75

Distinguished
Mar 12, 2007
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I'm upgrading my system and want to make sure I get a PSU powerful enough to run it.

Will 650W be enough for the following?

CPU: Intel Core I7-3770k
MB : GIGABYTE GA-Z77X-UD5H
SSD: Intel 520 240GB
HD : WD 1TB Black
GPU : 2x MSI N670 PE 2GD5/OC Twin Frozr
RAM: 8GB G.Skill CL8 DDR3-1600
5x 120mm Cooling Fans in the case.

I'm looking at the following supplies:
SeaSonic X Series X650 Gold 650W
CORSAIR Professional Series Gold AX650 650W

I do plan to do a moderate overclock.

Thanks for the help.