Whats the difference between these 7600s? Which one is better?
http://www.newegg.com/Product/Product.asp?Item=N82E16814130073
http://www.newegg.com/Product/Product.asp?Item=N82E16814130062
http://www.newegg.com/Product/Product.asp?Item=N82E16814130073
http://www.newegg.com/Product/Product.asp?Item=N82E16814130062