http://www.newegg.com/Product/Product.aspx?Item=N82E16813131647 Is what i currently have, if i would like to upgrade to http://www.newegg.com/Product/Product.aspx?Item=9SIA0ST1XB8668&cm_re=avexir-_-9SIA0ST1XB8668-_-Product and http://www.newegg.com/Product/Product.aspx?Item=N82E16819113285&cm_re=vishera-_-19-113-285-_-Product , or even the hex-core, would i have to upgrade my motherboard as well?