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Windows 2008 Standard R2 x64 Not using all memory.

DBBurnsIN asked
Last Modified: 2018-02-06
I have a Windows Server 2008 R2 x64 that has 48GB of RAM installed but in the computer properties is displays the following.

"memory installed (RAM): 48.0 GB (32GB usable)"

Why would it not use all 48GB of the installed RAM.
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