system requirements of Windows Vista

• 800-megahertz (MHz) 32-bit (x86) processor or 800-MHz 64-bit (x64) processor
• 512 megabytes (MB) of system memory
  Note On system configurations that use system memory as graphics memory, at least 448 MB of system memory must be available to the operating system after some memory is allocated for graphics.
• 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