This article was co-authored by Spike Baron. With over 25 years of working experience in the tech industry, Spike specializes in PC and Mac computer repair, used computer sales, virus removal, data recovery, and hardware and software upgrades. This article has been viewed , times. RAM Random Access Memory is the memory that your computer uses to store data that is currently in use. Generally speaking, having more RAM can allow your computer to perform more tasks at once, though this is also dependent on a variety of other factors. Upgrading or replacing your RAM is one of the easiest upgrades you can make on a desktop or laptop computer, once you know what RAM to get.