Windows Vista Home Basic
• 800-megahertz (MHz) 32-bit (x86) processor or 800-MHz 64-bit (x64) processor
• 512 megabytes (MB) of system memory
• DirectX 9-class graphics card
• 32 MB of graphics memory
• 20-gigabyte (GB) hard disk that has 15 GB of free hard disk space
• Internal or external DVD drive
• Internet access capability
• Audio output capability

Windows Vista Home Premium, Windows Vista Business, Windows Vista Enterprise, and Windows Vista Ultimate
• 1-gigahertz (GHz) 32-bit (x86) processor or 1-GHz 64-bit (x64) processor
• 1 GB of system memory
• Windows Aero-capable graphics card
• 128 MB of graphics memory (minimum)
• 40-GB hard disk that has 15 GB of free hard disk space (the 15GB of free space provides room for temporary file storage during the install or upgrade.)
• Internal or external DVD drive
• Internet access capability
• Audio output capability


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