Originally Posted by
AOD_ModJPB
If you are using windows 7 or 8 then that is normal. Windows uses or reserves memory to cache a lot of the sowtware on your computer to help it load programs faster. This memory is temporarily used until another program needs it and then it will unload the cache. The actual memory that is used should be anywhere around 1 or 2 gigs and the temporary cache will use up most of the leftover until another program is loaded. If you hit control alt delete and then go to the resource and memory section it will detail what memory is being used for what.