An OEM license connects to the PC that was used for the first activation
It’s not possible to transfer the license to another computer
Microsoft Support is not included (Windows update and other features work just the same as normal it’s only about contacting Microsoft)
Not recommend for Bootcamp and Virtual Computers may not activate on reinstallation
Retail (Full Version)
You can transfer the License between Computers (just make sure you run it at one PC on a time.)
Microsoft Support is included.
Can be used for virtual computers and Bootcamp