Republikdigital.com – Untuk meningkatkan kinerja komputer dengan sistem operasi berbasis windows, menambah memori kerap menjadi pilihan. Namun, tanpa mengerti dengan baik karakter dari windows, sering kali memori yang sudah terlanjur dibeli akhirnya tidak bisa digunakan. Sebab memori yang terpasang di komputer kita, ternyata sudah maksimal.
Windows memberikan batasan jumlah memori/RAM(Random Acces Memory) yang bisa dipasang di tiap versinya. Jumlah maksimum memori fisik yang didukung oleh windows berkisar dari 2 GB sampai 2 TB, tergantung dari versi windowsnya.
Lihat tabel di bawah ini, untuk mengetahui lebih lanjut, tentang jumlah maksimal memori windows setiap versi.
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 |
Windows Server 2008 R2
| 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 |
Windows Server 2008
| Version | Limit on X86 | Limit on X64 | |
| Windows Server 2008 Datacenter | 64 GB | 1 TB | |
| Windows Server 2008 Enterprise | 64 GB | 1 TB | |
| Windows Server 2008 HPC Edition | 128 GB | ||
| Windows Server 2008 Standard | 4 GB | 32 GB | |
| Windows Small Business Server 2008 | 4 GB | 32 GB | |
| Windows Web Server 2008 | 4 GB | 32 GB |
Windows Vista
| Version | Limit on X86 | Limit on X64 | |
| Windows Vista Ultimate | 4 GB | 128 GB | |
| Windows Vista Enterprise | 4 GB | 128 GB | |
| Windows Vista Business | 4 GB | 128 GB | |
| Windows Vista Home Premium | 4 GB | 16 GB | |
| Windows Vista Home Basic | 4 GB | 8 GB | |
| Windows Vista Starter | 1 GB |
Windows Home Server
Windows Home Server is available only in a 32-bit edition. The physical memory limit is 4 GB.
Windows Server 2003 R2
| Version | Limit on X86 | Limit on X64 | |
| Windows Server 2003 R2 Datacenter Edition | 64 GB | 1 TB | |
| Windows Server 2003 R2 Enterprise Edition | 64 GB | 1 TB | |
| Windows Server 2003 R2 Standard Edition | 4 GB | 32 GB |
Windows Server 2003 with Service Pack 2 (SP2)
| Version | Limit on X86 | Limit on X64 | |
| Windows Server 2003 with Service Pack 2 (SP2), Datacenter Edition | 64 GB | 1 TB | |
| Windows Server 2003 with Service Pack 2 (SP2), Enterprise Edition | 64 GB | 1 TB | |
| Windows Server 2003 with Service Pack 2 (SP2), Standard Edition | 4 GB | 32 GB |
Windows Server 2003 with Service Pack 1 (SP1)
| Version | Limit on X86 | Limit on X64 | |
| Windows Server 2003 with Service Pack 1 (SP1), Datacenter Edition | 64 GB | X64 1 TB | |
| Windows Server 2003 with Service Pack 1 (SP1), Enterprise Edition | 64 GB | X64 1 TB | |
| Windows Server 2003 with Service Pack 1 (SP1), Standard Edition | 4 GB | 32 GB |
Windows Server 2003
| Version | Limit on X86 | |
| Windows Server 2003, Datacenter Edition | 64 GB | |
| Windows Server 2003, Enterprise Edition | 64 GB | |
| Windows Server 2003, Standard Edition | 4 GB | |
| Windows Server 2003, Web Edition | 2 GB | |
| Windows Small Business Server 2003 | 4 GB | |
| Windows Compute Cluster Server 2003 | ||
| Windows Storage Server 2003, Enterprise Edition | 8 GB | |
| Windows Storage Server 2003 | 4 GB |
Windows XP
| Version | Limit on X86 | Limit on X64 | |
| Windows XP | 4 GB | 128 GB | |
| Windows XP Starter Edition | 512 MB | N/A |
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