Im very confused why the prices are diffrent the only thing I see diffrent is the voltage. Anyone know the difference http://www.newegg.com/Product/Product.asp?Item=N82E16819103603
http://www.newegg.com/Product/Product.asp?Item=N82E16819103533
http://www.newegg.com/Product/Product.asp?Item=N82E16819103533