Upgrading from AMD to Intel without reinstalling Windows
Upgrading from AMD to Intel without reinstalling Windows
Move the drive and observe the outcome. If it indicates activation failure, reinsert the key.
It might seem possible, but it's not a wise choice. Chipset drivers and many parts have complex systems. Changing platforms requires a fresh install of Windows, or you risk facing many unexpected issues. Upgrading isn't worth it if you're trying to save time later.
Windows didn’t ask for a key during the switch from GTX 960 to R9 390. You probably don’t need to worry about your Windows key. It seems you should uninstall the old GPU drivers using the display driver uninstaller. Updated October 8, 2016 by fpo