Will my power supply be good for my new mobo and processor?

PhantomXS

Distinguished
Oct 18, 2013
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Hello,
I am upgrading my PC and am getting:

Asus Z87 Pro over old MSI P55-GD65
and
i5-4670k over old i7-870

now I am not sure if my current power supply will be able to power everything new that comes with this.
seasonic 620 gb active pfc f3
http://i.imgur.com/J90d0Vw.jpg?1
It's 620W

So should I go ahead?