<윈도우 Windows> OS별 메모리 한계

https://msdn.microsoft.com/en-us/library/windows/desktop/aa366778%28v=vs.85%29.aspx#memory_limits

Physical Memory Limits: Windows Server 2012

The following table specifies the limits on physical memory for Windows Server 2012. Windows Server 2012 is available only in X64 editions.

Version	Limit on X64
Windows Server 2012 Datacenter	4 TB
Windows Server 2012 Standard	4 TB
Windows Server 2012 Essentials	64 GB
Windows Server 2012 Foundation	32 GB
Windows Storage Server 2012 Workgroup	32 GB
Windows Storage Server 2012 Standard	4 TB
Hyper-V Server 2012	4 TB

Physical Memory Limits: Windows Server 2008 R2

The following table specifies the limits on physical memory for Windows Server 2008 R2. Windows Server 2008 R2 is available only in 64-bit editions.

Version	Limit on X64	Limit on IA64
Windows Server 2008 R2 Datacenter	2 TB
Windows Server 2008 R2 Enterprise	2 TB
Windows Server 2008 R2 for Itanium-Based Systems		2 TB
Windows Server 2008 R2 Foundation	8 GB
Windows Server 2008 R2 Standard	32 GB
Windows HPC Server 2008 R2	128 GB
Windows Web Server 2008 R2	32 GB