The ZBook Fury 15 G8 is one of the fastest mobile workstations in its size class. If you're in it for the features and not so much for the speed, however, then the older and likely cheaper ZBook Fury 15 G7 will be more than enough.
https://www.notebookcheck.net/HP-ZBook-Fury-15-G7-vs-ZBook-Fury-15-G8-What-s-the-difference.573275.0.html