Yes. Both are standard ATX form factor.
That is a solid power supply but for less money you can do better.http://www.newegg.com/Product/Product.aspx?Item=N82E16817151119
The Antec is also made by Seasonic but is an older, less efficient design. The G series is 80 Plus Gold certified and modular as well. It's fine for an HD 7970. I posted in your other thread so I assume you mean this for the 7970.