Wednesday, September 17, 2014

Windows 7: Why is not all my memory usable?


Possible Duplicates:
Where did the other .8 GB of RAM go?
Windows x86 physical memory is 24-bit?
Why is usable RAM less than total RAM?




I have a computer with 4GB RAM. Why isn't it all usable? What does this mean?



See below:




Installed: 4GB, Usable: 2.9GB



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