MICROSOFT Windows Server 2008 R2 Standard Edition - 64 BIT - FULL RETAIL LICENSE  (LIFETIME)

With Windows Server 2008 R2 being the first x64 only version of Microsoft’s popular server operating system the maximum memory configurations are much simpler to remember. It will likely be a while yet before the x32 version of Windows Server 2008 is stopped being deployed fully in production environments meaning that you’ll have to keep tabs on how much memory each version and build type can take. Although it being relatively straight forward to remember here’s a table outlining the maximum memory limits of the various editions and versions of Windows Server 2008.