what is the difference between these two WD black drives, they seem to have the same specs but one is more expensive than the other and has more reviews?
http://www.newegg.com/Product/Product.aspx?Item=9SIA67S2157569
http://www.newegg.com/Product/Product.aspx?Item=N82E16822236624
http://www.newegg.com/Product/Product.aspx?Item=9SIA67S2157569
http://www.newegg.com/Product/Product.aspx?Item=N82E16822236624