Asus ima BIOS za Zen3
BIOS
Version 2406 Beta Version2020/11/2415.1 MBytes

PRIME B450M-A II BIOS 2406
1. Update AMD AM4 AGESA V2 PI 1.1.8.0 for new CPU support
2. It’s highly recommended not to update this beta BIOS when using AMD AM4 Socket for AMD Ryzen™ 3000 Series/ 2000 Series/ 1000 Series/ A-Series Desktop Processors.
3. This beta BIOS can only be reversed by BIOS Flashback.