i have this ram-http://www.amazon.com/Corsair-Vengeance-Series-Desktop-CMY8GX3M2A1866C9R/dp/B00D2LNLBY?tag=gdext-20 and i am planning to add this with those existing rams - http://www.newegg.com/Product/Product.aspx?Item=N82E16820011019 will this create a problem???because frequency and CL of these two are same but voltage is different.what should i do??