I had Kingston HyperX HX318C10F/4 8GB ram @ 1.5 V, Now I can't find the same model, so I am thinking of buying Kingston HyperX HX318LC11FB/4 4GB ram @1.35 V, both of them are at 1866 mhz, Now HyperX series is auto over-clocking ram series, my question is will different CAS latency affect the...