Would a 520w Seasonic S12-II be enough to power my system?

zack_falcon

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Apr 24, 2015
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I'm trying to build a gaming rig (first time). Here are my target specs:

Case: Cooler Master Elite 130
Mobo: Asus H81I-Plus
CPU : Intel Core i7 4770
RAM: 8 - 16GB DDR3
GPU: nVidia GeForce GTX 970
HDD: 1 x 7200rpm 3 / 4TB
SSD: 1 x 128GB
ODD: 1 x DVD+RW

I'm shooting for a Seasonic S12-II, which is on TH's list of good PSU units.

Problem is, I dunno which one to get - there's a 520w version, and a 620w version. I don't want to have to pay for more than I'll use, and it's not like I can add more to the PC than that.

Will the 520w suffice?