Computer/Processor
Computer with a 233 megahertz (MHz) processor or higher (Pentium processor recommended)
Operating System
Windows XP 32-bit with Service Pack 2 (SP2) or higher
Windows XP Professional x64 Edition
Windows Vista 32-bit
Windows Vista 64-bit
Windows Vista with Service Pack 1 (SP1) or higher
Windows Server 2003 32-bit with Service Pack 2 (SP2) or higher
Windows Server 2003 64-bit with Service Pack 2 (SP2) or higher
Windows Server 2008 32-bit or higher
Windows Server 2008 64-bit or higher
Memory
Windows XP 32-bit with Service Pack 2 (SP2) or higher—64 MB
Windows XP Professional x64 Edition—128 MB
Windows Vista 32-bit—512 MB
Windows Vista 64-bit—512 MB
Windows Server 2003 32-bit with Service Pack 2 (SP2) or higher—64 MB
Windows Server 2003 64-bit with Service Pack 2 (SP2) or higher—128 MB
Windows Server 2008 32-bit—512 MB
Windows Server 2008 64-bit—512 MB
Hard Disk Space
Windows XP 32-bit with Service Pack 2 (SP2) or higher—150 MB
Windows XP Professional x64 Edition—200 MB
Windows Vista 32-bit—70 MB
Windows Vista 64-bit—120 MB
Windows Server 2003 32-bit with Service Pack 2 (SP2) or higher—150 MB
Windows Server 2003 64-bit with Service Pack 2 (SP2) or higher—200 MB
Windows Server 2008 32-bit—150 MB
Windows Server 2008 64-bit—200 MB
Drive
CD-ROM drive (if installation is done from a CD-ROM)
Display
Super VGA (800 x 600) or higher-resolution monitor with 256 colors
Peripherals
Modem or Internet connection
Microsoft Mouse, Microsoft IntelliMouse, or compatible pointing device
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