Here's an old trick that may help some of you who do not have that much RAM. You may have noticed that your PC gets slower and slower when you do a lot of things with it like playing games, then using different applications.
The reason for the slowdown is that your RAM is full of remaining progress pieces you do not need any more. You need to free it to gain some speed. Here's a simple trick to do it : open Notepad and type FreeMem=Space(128000000).
Save it as RAMcleaner.vbs then run it. It could could free up some RAM. You can edit the code to have a better cleaning power. You can type FreeMem=Space(256000000) and see the result.