Hot Add/Remove CPU & Hot Add Memory Supported OS

Here is the table of results I came up with:

	Memory hot add	Memory hot remove	CPU hot plug	CPU hot unplug
Windows Server 2003 STD x86
Windows Server 2003 STD x64
Windows Server 2003 ENT x86
Windows Server 2003 ENT x64
Windows Server 2008 STD x86	*
Windows Server 2008 STD x64	*		*
Windows Server 2008 ENT x86
Windows Server 2008 ENT x64			*
Windows Server 2008 DC x86
Windows Server 2008 DC x64
Windows Server 2008 R2 DC x64 (experimental support only)
* Reboot of guest OS required to recognize added hardware

Thanks to Jason Boche