Image: AMD

AMD users are being told not to update to AGESA ComboAM4v2 1.2.0.5, red team’s latest stable firmware for Athlon/Ryzen/AM4 products, as the release reportedly comes with all sorts of unwanted problems. As rounded up by ComputerBase, reports on reddit and other social media going back weeks suggest that ComboAM4v2 1.2.0.5 is plagued with issues that include single/multi-core clock drops, performance problems with CCX, and higher temperatures due to more aggressive boosting behavior. AGESA v2 1.2.0.5 cannot be downgraded to 1.2.0.3c in many cases, so users should take caution.

  • “Drops” of up to 100 MHz with the single core clock
  • “Drops” of up to 150 MHz with the multi-core clock
  • Missing overclocking functions eg with PBO
  • A significantly cropped CBS/PBO menu
  • Performance issues with the second CCX
  • Low fabric clock (FCLK) possible
  • More WHEA-19 errors after OC

AGESA v2 1.2.0.5 for AMD Ryzen: Install the latest firmware with caution (AMD)

  • According to several feedbacks from the forum, the author’s own tests with an AMD Ryzen 9 5950X (test) on an MSI MEG X570 Unify and several discussions on Reddit, installing AGESA ComboAM4v2 1.2.0.5 can lead to the [above] problems.
  • After a large part of the problems were previously due to the beta status of the firmware, some board partners have now released the firmware AGESA ComboAM4v2 1.2.0.5 as the final version for their motherboards. Depending on the manufacturer and mainboard, a “downgrade” from AGESA v2 1.2.0.5 to 1.2.0.3c is also not possible, which is why the latest firmware should only be installed with great caution and by experienced users.
  • Due to the current issues that may occur after installing the current version 1.2.0.5, the mature AGESA ComboAM4v2 1.2.0.3c is the safer choice and also offers all OC, CBS and PBO settings which are included in the new version was cropped.

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