Memory RAM DDR3 – it stands out amongst older standards mainly by lower power consumption (roughly 40%) and bigger transfer rate. RAM SO-DIMM DDR3 chipsets allows you to significantly reduce power consumption of your computer, which is very important in case of laptops. Apart from that Memory RAM DDR3 standard allows to produce modules with bigger capacity: in price of 4GB Memory Ram DDR2 you can buy 8GB DDR3. It is worth to remember that Memory RAM is non-compatible with either newer and older standards. We always try to make our customers aware of these facts while they are trying to upgrade their devices. While buying more or new ram can extend life of a laptop by couple of years remember that buying wrong standard components will be equal to throwing money in the air.