PSU for XFire 7970 & FX 8350

Hello there.

I'm interested in knowing, what PSU is required for XFire Radeon HD 7970 OC'd, and the AMD FX 8350.

 

http://images10.newegg.com/BizIntell/tool/psucalc/index.html

Go ~50-100w over it recommends to compensate for OC.

arround 950W/1000W gold