Nishan Jebanasam just posted an article on MSDN on What's New in Visual Studio 2005 for Native Developers. Although some image links are still broken as I write this, it is definitely an interesting read.
There is also another one, also by Nisham, on Migrating Microsoft eMbedded Visual C++ Projects to Visual Studio 2005 where he discusses the Upgrade Wizard and other issues.
Adventures in Desktop App Conversion
2 weeks ago