Quote Originally Posted by Tonucci View Post
This monster system uses around 750W+ :

http://www.anandtech.com/video/showdoc.aspx?i=3372&p=10

With that said, an 1kw unit is recommended.

Even more if overclocked. Its not desirable to run above 80% capacity.

With this kind of budget I'd be looking at 1.2kw Otherwise it will be very hot and noisy under load.
The 1000hx is a 1200w in disguise.