In this video I walk you though how to installed Windows 10 on a Unsupported 2010 Mac Pro. If you have tried to installed Windows via bootcamp you will get the message that Bootcamp is no longer supported for your 2010 Mac Pro. This video shows you just how easy it is to installed Windows 10 with everything working.
The only driver I need to find was for Bluetooth Only driver needed can be downloaded from here: https://apple.co/2vyPDN7
After the install I ran PC Mark 2010 to give you an idea of performance. While not the quickest PC available its still got some life left in it for a 10 year old PC.