https://wccftech.com/amd-releases-amd-radeon-adrenalin-18-10-1-driver-offering-faster-performance-in-black-ops-4-for-rx-580-vega-64-gpus/

AMD has rolled out the AMD Radeon Adrenalin 18.10.1 Driver which has been optimized for Call of Duty: Black Ops 4 and adds official support for the Windows 10 October 2018 update.

The new driver offers a performance gain up to 6% for those using a Radeon RX 580 (8GB) GPU while running Black Ops 4 in 1080p. Those packing an RX 580 GPU can witness up to 5% faster performance when running Activision’s latest Call of Duty installment in 1080p.