I am trying to save money so i am wondering if http://www.newegg.com/Product/Product.aspx?Item=N82E16817139027&nm_mc=EMC-IGNEFL110113&cm_mmc=EMC-IGNEFL110113-_-EMC-110113-Latest-_-PowerSupplies-_-17139027-L0D for $25 atfer mail in rebates its okay or should i just get http://us.ncix.com/products/?usaffiliateid=1000031504&sku=59615&vpn=P1550SXXB9&manufacture=XFX&promoid=1089 for 20 dollars more? here is my build http://pcpartpicker.com/user/Neweg/saved/2IqT