Upgrading to Windows XP Professional
You can upgrade to Windows XP Professional from any of the following versions of Windows:
Windows 98/98SE
Windows Me
Windows NT Workstation 4.0
Windows 2000 Professional
Windows XP Home Edition
You cannot upgrade to Windows XP Professional from Windows 95 or earlier operating system versions (including MS-DOS).
Preparations to Make Before Upgrading to Windows XP
Can you believe it? Windows XP Professional raises the hardware ante compared to previous versions (including Windows 2000) with these requirements:
Pentium 233MHz or compatible processor or faster; 300MHz or faster recommended
64MB of RAM minimum; 128MB or more recommended
1.5GB free hard disk space
CD-ROM or DVD-ROM drive
Super VGA (800×600) or higher-resolution ...
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