Hi. I have a Sapphire 7950 Flex. I want to add a second card. Which of these do you think is best?
http://www.newegg.com/Product/Product.aspx?Item=N82E16814161429
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202026
http://www.newegg.com/Product/Product.aspx?Item=N82E16814127667
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202007
http://www.newegg.com/Product/Product.aspx?Item=N82E16814125414
http://www.newegg.com/Product/Product.aspx?Item=N82E16814161429
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202026
http://www.newegg.com/Product/Product.aspx?Item=N82E16814127667
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202007
http://www.newegg.com/Product/Product.aspx?Item=N82E16814125414