A new graphics driver from AMD will optimize performance in Gears 5 for those users lucky enough to have an RX 5700 XT graphics card in their system. The red team has made the Radeon Software Adrenalin 2019 Edition 19.9.1 available for optional download, although ironically it could also cause a minor issue with the new title from Xbox Game Studios.
https://www.notebookcheck.net/Gamers-with-an-RX-5700-XT-can-enjoy-up-to-8-better-performance-in-the-upcoming-Gears-5-thanks-to-AMD.434405.0.html