https://wccftech.com/msi-asus-amd-agesa-1-2-0-0-bios-firmware-for-500-400-series-motherboards/

Motherboard makers will soon be releasing their latest AGESA 1.2.0.0 BIOS Firmware for AMD 400 & 500 series motherboards which adds improved compatibility for Ryzen CPUs and addresses few bugs that appeared in the earlier releases.

Both MSI & ASUS have announced that their AGESA 1.2.0.0 BIOS Firmware for AMD 500 & 400 lines of motherboards will be out soon. The improvements both have listed mentions optimized support and compatibility for Ryzen 5000 Desktop CPUs and added Resizable-BAR functionality with NVIDIA GeForce RTX 30 & AMD Radeon RX 6000 series processors.