Hello I'm newbie at this. I have i7 920 running 9 gig 1600 xms3-3x2 gig and 3x1 gig,hdt s1-1283 cooler. went i try to oc cou with 3 gig ram to 6 and 9 gig ram setup, less load on the ram and temp cpu temp down alot. more ram I put in my system easy to overclock and temp go down. this nornal?