Windows XP Pro OEM is a special version of Windows XP. Here are some facts on Windows XP Pro OEM.

1. Usually licenses of Windows XP PRO OEM are sold to manufacturers of computer systems, for installation on new computer systems only.
2. Windows XP Pro OEM are full versions of Windows XP. Only differences are the licensing method, and prices, of course.
3. Windows XP Pro OEM are widely available on “grey market” on the Internet.
4. On the “grey market”, Windows XP Pro OEM are sold for far less than Full Retail version of Windows XP.
5. Usually Windows XP Pro OEM does not come with any free technical support. However, a paid service for telephone support may be available and usually is provided by the manufacturers of your computer system.
6. Minumum requirements for Windows XP Pro OEM are as follow:
   1. Pentium 233 Mhz
   2. 64 MB RAM
   3. 1.5G Harddisk
   4. SVGA (800×600)
   5. CD/DVD ROM
   6. Keyboard and mouse or compatible pointing device.
7. If you only received a Certificate of Authnticity or COA, but without any installation Windows XP PRO OEM CD, don’t be afraid, your copy of Windows XP PRO OEM is perfectly legal.

   Some manufacturers are known to be selling Windows XP Pro OEM as a soft copy inside the computer system.

8. If you are having doubt whether your copy of Windows XP Pro OEM is genuine, you can have it validated on Microsoft How To Tell website.