AMD’s Ryzen 5000 Desktop CPUs have been introduced to the market and we are loving them. Recently, AMD officially introduced its, AGESA 1.2.0.1 BIOS Firmware which comes with a range of bug fixes and improvements for Ryzen 5000 Desktop CPUs. for the 500-series motherboards, the OEMs will soon be releasing the BIOS.

According to AMD, the first public BIOSes for Ryzen 5000 Desktop CPUs are rolling out now. AMD themselves confirm the following general fixes and improvements:

Fix: False SMART errors on Hynix NVMe
Fix: Intermittent SSD detection for M.2 SATA devices
Improve L3$ bandwidth in AIDA64
Improve stability if the user disables cores on 5600X/5800X with AMD Ryzen Master

AGESA 1.2.0.1 now arriving in public BIOSes for Ryzen 5000 Series!

1) Fix: False SMART errors on Hynix NVMe
2) Fix: Intermittent SSD detection for M.2 SATA devices
3) Improve L3$ bandwidth in AIDA64
4) Improve stability if user disables cores on 5600X/5800X with AMD Ryzen Master pic.twitter.com/KqGu78rqiE
— AMD Ryzen (@AMDRyzen) February 25, 2021

According to other sources, the AGESA 1.2.0.1 BIOS Firmware will also address the L3 cache performance issue that users were facing when updating to 1.2.0.0 BIOS Firmware. Reports indicate that a test was made to check the claims, and an AMD Ryzen 9 5950X CPU and an MSI MEG B550 Unify motherboard were used. The comparison was done with both the AGESA 1.2.0.0 and the new AGESA 1.2.0.1 firmware.

The AGESA 1.2.0.1 fixes the L3 cache performance issues and the numbers are back to normal where they should be. Also, MSI has initially rolled out the AMD AGESA 1.2.0.1 Firmware on the following 500-series motherboards:

The latest BIOS from MSI will unlock the full potential of your AMD Ryzen 500 series desktop processor. So stay tuned for more updates on the APUs.

Source