Gock5,
Dean is correct -- you can always run Autocad 204LT through XP Mode should your hardware permit. Also, there is a resource available at the Microsoft Windows 7 Compatibility Center to verify compatibility for hardware and software questions. For further information, please go to the following link: http://bit.ly/1gW6Ns
To learn more about XP mode and Virtual PC, please go here: http://bit.ly/lvAjC
Jessica
Microsoft Windows Client Team