Upgrading Suggestion?

This is my computer

http://www.newegg.com/Product/Product.aspx?Item=N82E16883229467

I know i'm going to upgrade my graphic card and power supplies but im not sure what to upgrade any ideas? 

Link to certain product 

Unsure of your budget so I just went cheap.    $334 - gtx 760, ssd caching drive, 550w nzxt psu.

http://pcpartpicker.com/user/deejeta/saved/4qgp

Good suggestion. I would go with this. But I would get a 650w PSU

1.http://www.newegg.com/Product/Product.aspx?Item=N82E16817139020

550w will be plentyy.  Enough for overclocking as well.