So what is the difference between these two cards?
http://www.evga.com/Products/Product.aspx?pn=04G-P4-2768-KR
http://www.evga.com/Products/Product.aspx?pn=04G-P4-3768-KR
Also will these cards be able to run BF4 on ultra?
http://www.evga.com/Products/Product.aspx?pn=04G-P4-2768-KR
http://www.evga.com/Products/Product.aspx?pn=04G-P4-3768-KR
Also will these cards be able to run BF4 on ultra?