Check the Requirements

   

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Table 1-2 describes the hardware requirements for Windows Server 2003.

Table 1-2. Hardware Requirements  

Requirement	Standard	Enterprise	Datacenter	Web
Minimum CPU speed	133 MHz	133 MHz for x86-based computers 733 MHz for Itanium-based computers	400 MHz for x86-based computers 733 MHz for Itanium-based computers	133 MHz
Recommended CPU speed	550 MHz	733 MHz	733 MHz	550 MHz
Minimum RAM	128 MB	128 MB	512 MB	128 MB
Recommended minimum RAM	256 MB	256 MB	1 GB	256 MB
Maximum RAM	4 GB	32 GB for x86-based computers 64 GB for Itanium-based computers	64 GB for x86-based computers 128 GB for Itanium-based computers	2 GB
Multiprocessor support	1 or 2	Up to 8	Minimum 8 Maximum 32	1 or 2
Disk space for setup	1.5 GB	1.5 GB for x86-based computers 2.0 GB for Itanium-based computers	1.5 GB for x86-based computers 2.0 GB for Itanium-based computers	1.5 GB

The 64-bit versions of Windows Server 2003, Enterprise Edition, and Windows Server 2003, Datacenter Edition, are compatible only with 64-bit Intel Itanium “based systems. They cannot be successfully installed on 32-bit systems.

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