Quote:
Originally Posted by CHiLL
It's a problem with 32-bit operating systems. Windows does actually see all 4GB of physical memory, but 32-bit operating systems can only address 4GB of RAM, which includes physical, graphical and maybe page file.
An example, is I have 4GB of RAM, and 768MB on my graphics card. So Windows XP displays that I only have 2.25GB of physical RAM.
To sort the problem and make full use of ALL you RAM, you'd need a 64-bit operating system.
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There are 32bit Linux kernels that can access 64GB of ram, albeit not quite all of it as some is used for address mapping (though you lose some with 4GB as well).