Hi. I have motherboard Gigabyte P55A UD3, CPU Intel i5 750 and 3 RAM sticks Kingston 2GB 1333 Mhz KVR1333D3N9/2G. So i want to upgrade my RAM to 8 Gb and i find 2Gb stick for sale but it's KVR13N9S6/2 . Can i install this stick in my free RAM slot without any problems ?