I got a mac pro 2013 and i boot camp to use windows on it and I downloaded call of duty war zone 2.0 I got message that my gpu driver is need update I do it but still tell me that need update I am on 20.45.40 and that required 21.4.1 at minimum
If you need a newer driver than go to this Unofficial Boot Camp Driver tech site where the Developer modifies that latest AMD Driver to work in Boot Camp:https://www.bootcampdrivers.com/
From the Unofficial Link above concerning compatibility with AMD drivers: