Win10，Win7,WinServer2012,WinServer2008内存最大支持
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关于64位Windows7的信息已经很全面了，但是关于win8和win10最大支持多少内存信息很少且可靠性较低，假设不考虑主板等方面的限制，单纯考虑操作系统对内存容量的支持。
Physical Memory Limits: Windows 10
The following table specifies the limits on physical memory for Windows 10.
| Version | Limit on X86 | Limit on X64 |
|---|---|---|
| Windows 10 Enterprise | 4 GB | 2TB |
| Windows 10 Education | 4 GB | 2TB |
| Windows 10 Pro | 4 GB | 2TB |
| Windows 10 Home | 4 GB | 128GB |
Physical Memory Limits: Windows 7
The following table specifies the limits on physical memory for Windows 7.
| Version | Limit on X86 | Limit on X64 |
|---|---|---|
| Windows 7 Ultimate | 4 GB | 192 GB |
| Windows 7 Enterprise | 4 GB | 192 GB |
| Windows 7 Professional | 4 GB | 192 GB |
| Windows 7 Home Premium | 4 GB | 16 GB |
| Windows 7 Home Basic | 4 GB | 8 GB |
| Windows 7 Starter | 2 GB | N/A |
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 |
原文地址：https://msdn.microsoft.com/en-us/library/windows/desktop/aa366778(v=vs.85).aspx
本文出自 “天马3798” 博客，请务必保留此出处http://tianma3798.blog.51cto.com/3007955/1750187
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