what power supply should i get

The gpu is a little weak for gaming.
I would save on the cpu by getting a high end i3 or low end i5 and use the savings to increase the gpu budget.
My PSU suggestion is still valid though.
 


would this work http://www.newegg.com/Product/Product.aspx?Item=N82E16817182068&nm_mc=AFC-C8Junction&cm_mmc=AFC-C8Junction-_-na-_-na-_-na&cm_sp=&AID=10446076&PID=3938566&SID=