Virtual PC is Microsoft's client-based virtual machine solution, providing you with an OS migration safety net and with a tool for more rapidly developing, testing, deploying and supporting software. Virtual PC makes it possible for you to simultaneously run multiple OSes on one PC. Features - Windows support in a Virtual PC virtual machine: Enjoy the same level of support for Microsoft operating systems and applications in the virtual machine environment as on hardware PCs. - Run most x86 OSes with no custom drivers: You can install and run most x86 operating systems in a virtual machine environment including Windows, DOS, OS/2, Linux, and Novell NetWare. - Virtual Machine Additions: Virtual Machine Additions provides a high level of integration between host and guest OSes, allowing you to cut and paste, share folders, and much more. - Portable virtual hard disks (VHDs): Portable VHDs and configuration settings stored in .XML files simplify virtual machine deployments and enable fast, economical disaster recovery. - Undo Disks: By storing changes you make in a temporary file, the Undo Disks feature lets you delete any changes you make to a VHD.<p>Processor 400 MHz or faster (1.0 GHz recommended); requires a Celeron, Pentium II, Pentium III, Pentium 4, Athlon, or Duron processor Memory Minimum 512 MB of RAM; must add RAM requirements for all operating systems that will be run simultaneously, including the host operating system RAM requirements Hard Disk 500 MB to 2 GB of available hard-disk space for each virtual machine, plus space for applications installed on virtual machines Drive CD-ROM or DVD drive Display Super VGA (800 x 600) or higher-resolution monitor recommended Operating System Microsoft Windows XP Professional or Windows 2000 Professional Peripheral Keyboard and Microsoft Mouse or compatible pointing device Other Supported guest operating systems include Windows XP, Windows 2000 Professional, Windoww NT Workstation 4.0, Windows Me, Windows 98, Windows 95, MS-DOS 6.22, OS/2 Warp Version 4 Fix Pack 15, OS/2 Warp Convenience Pack 1, and OS/2 Warp Convenience Pack 2