I am currently running P7P55D Deluxe with and i7-870 and 4g of ram. I need a major upgrade. I am looking for some opinions on what I should buy. I am looking to increase to 16g, because of all the gaming i have been doing lately. I was leaning toward this http://www.newegg.com/Product/Product.aspx?Item=N82E16820231311
or
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231429
or
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231429