Is there any difference in these cards besides the price gap?
http://www.newegg.com/Product/Product.aspx?Item=N82E16814121769
http://www.newegg.com/Product/Product.aspx?Item=N82E16814121779
also these?
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130923
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130942
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130918
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130952
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130916
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130917
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130951
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130943
http://www.newegg.com/Product/Product.aspx?Item=N82E16814121769
http://www.newegg.com/Product/Product.aspx?Item=N82E16814121779
also these?
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130923
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130942
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130918
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130952
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130916
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130917
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130951
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130943