The ASUS PRIME B650M-K is an ASUS PRIME series mainstream motherboard supporting AMD Ryzen 7000+ processors (AMD 600-series chipset) on the AM5 socket with DDR5 memory. It targets home office users and mainstream builders and provides a comprehensive feature set for its platform tier. BIOS updates deliver stability improvements, security patches, new processor compatibility, and platform optimizations.
Product released: October 1, 2022
Latest firmware version
Version 3886, released July 2, 2026
Last checked for updates: Aug 2, 2026 17:20 UTC
What's new in version 3886
Updated AGESA ComboAM5 PI 1.3.0.1b Patch A to support the GNR Transparent Secure Memory Encryption (TSME) feature.
Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer.
LatestUpdate has tracked 31 versions of ASUS PRIME B650M-K firmware, released between May 25, 2023 and July 2, 2026.
Version 3886 - July 2, 2026: Updated AGESA ComboAM5 PI 1.3.0.1b Patch A to support the GNR Transparent Secure Memory Encryption (TSME) feature. Before running the USB BIOS Flashback tool,…
Version 3881 - June 29, 2026: 1.Update AGESA ComboAM5 PI 1.3.0.1b. 2.Add support for EXPO ULL memory profiles. 3.Optimize ECC-UDIMM memory performance. Before running the USB BIOS Flashback…
Version 3854 - April 23, 2026: • Update AGESA ComboAM5 PI 1.3.0.1. Note: This BIOS version cannot be rolled back to previous versions. Before running the USB BIOS Flashback tool, please rena…
Version 3842 - March 16, 2026: "1. AGESA updated to ComboAM5 PI_1.3.0.0a. 2. Provide additional stability margin during high-frequency DDR5 training. 3. Addresses potential boot failures and…
Version 3841 - February 26, 2026: 1. AGESA updated to ComboAM5 PI_1.3.0.0a. 2. Provide additional stability margin during high-frequency DDR5 training. 3. Addresses potential boot failures and…
Version 3827 - February 13, 2026: "1. AGESA updated to ComboAM5 PI_Pre1.3.0.0 for better security. 2. Enhanced system performance and stability. 3. Improved memory compatibility for JEDEC-compl…
Version 3602 - November 21, 2025: "1.AGESA updated to ComboAM5 PI 1.2.7.0. 2.Improves compatibility with various CPUs and devices. Note: This BIOS version cannot be rolled back to previous vers…
Version 3287 - October 21, 2025: "Updated AGESA to ComboAM5 PI 1.2.0.3g. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer." Starting from A…
Version 3283 - September 19, 2025: "Improve system stability. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer." Starting from AGESA ComboAM5…
Version 3278 - August 5, 2025: "1. Updated AGESA to ComboAM5 PI 1.2.0.3f. 2. Enhanced system performance, stability, device compatibility, and overclocking support. Before running the USB BI…
Version 3263 - June 18, 2025: "1. Updated AGESA to ComboAM5 PI 1.2.0.3e for upcoming CPU compatibility. 2. Enhanced system performance and stability. 3. Important: This update is irreversib…
Version 3222 - March 7, 2025: "1. Enhanced system performance with support for 9950X3D and 9900X3D processors. 2. Included AI Cache Boost to enhance performance and compute power when using…
Version 3208 - February 27, 2025: "1.Updated AGESA to PI 1.2.0.3a Patch A. Please update the chipset driver to version 7.01.08.129 or newer to enhance gaming performance in select games. 2. Imp…
Version 3201 - January 16, 2025: "1.Updated AGESA to ComboAM5 PI 1.2.0.3. Please also update the chipset driver to version 7.01.08.129 or newer to enhance gaming performance for select games.…
Version 3067 - December 18, 2024: "SHA256: C9AA2B5D75B451B151DFB71FA93D2DED0306E9A35A2541C5B5CDD3370CF99DD6 1.Updated AMD AGESA to version 1.2.0.2b 2.Fixed a few fan-related bugs and improved o…
Version 3057 - November 6, 2024: "1. Include Turbo Game Mode: Enhance performance in certain games. 2. Update AGESA Version to Combo AM5 PI 1.2.0.2a: Enhance compatibility and performance. Bef…
Version 3042 - October 22, 2024: "1.Updated to AMD AGESA PI 1.2.0.2. 2.Phase in AMD cTDP to 105W option for particular processors. Before running the USB BIOS Flashback tool, please rename the…
Version 3035 - September 12, 2024: "1. Updated to AMD AGESA PI 1.2.0.1a. 2. Resolved the SMM Lock Bypass and Sinkhole security vulnerabilities. 3. The control limit mode (cTDP to105W) was moved…
Version 3024 - August 7, 2024: "Update AGESA version to Combo AM5 PI 1.2.0.0a Patch A for better stability with AMD Ryzen™ 9000 series processors. Before running the USB BIOS Flashback tool,…
Version 3014 - July 23, 2024: "Update AGESA version to Combo AM5 PI 1.2.0.0a for optimizing next generation AMD Ryzen™ processors performance Before running the USB BIOS Flashback tool, ple…
Version 2613 - April 17, 2024: "Update AGESA version to Combo 1.1.7.0 patch A to support next generation AMD Ryzen™ processors Before running the USB BIOS Flashback tool, please rename the B…
Version 2415 - March 21, 2024: "Improve system compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOS Renamer." Starting from AGESA Comb…
Version 2413 - February 7, 2024: Disable STAPM of AM5 Ryzen™ 8000 processors to improve system performance. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP)…
Version 2412 - January 30, 2024: "Update AGESA version to Combo AM5 PI 1.1.0.2b Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer" Starting…
Version 2214 - January 4, 2024: "1. Update AGESA version to Combo AM5 PI 1.1.0.1 2. Improve system stability 3. This update includes the patch for the LogoFAIL vulnerabilities 4. Support grap…
Version 1811 - October 16, 2023: "Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer." Starting from AGESA ComboAM5…
Version 1807 - October 11, 2023: Update AGESA version to Combo AM5 PI 1.0.8.0 to support upcoming CPU. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using…
Version 1656 - September 21, 2023: "Improve memory compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer." Starting from AGESA Combo…
Version 1654 - August 29, 2023: "1. Update AGESA version to Combo AM5 PI 1.0.0.7c 2. Improve system performance Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.…
Version 1636 - August 4, 2023: "1. Update AGESA version to Combo AM5 PI 1.0.0.7b 2. Improve memory compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (A545…
Version 0403 - May 25, 2023: First Release Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer.
Update prediction
A firmware update is expected soon, between July 18, 2026 and August 21, 2026.
ASUS typically releases firmware updates for this product approximately every 29 days.
The ASUS PRIME B650M-K is an ASUS PRIME series mainstream motherboard supporting AMD Ryzen 7000+ processors (AMD 600-series chipset) on the AM5 socket with DDR5 memory. It targets home office users and mainstream builders and provides a comprehensive feature set for its platform tier. BIOS updates deliver stability improvements, security patches, new processor compatibility, and platform optimizations. It was originally released on October 1, 2022.
What is the latest firmware version of ASUS PRIME B650M-K?
The latest firmware version of ASUS PRIME B650M-K is 3886. It was released on July 2, 2026.
What changed in ASUS PRIME B650M-K firmware version 3886?
ASUS PRIME B650M-K firmware version 3886 includes the following changes: Updated AGESA ComboAM5 PI 1.3.0.1b Patch A to support the GNR Transparent Secure Memory Encryption (TSME) feature.
Before running the USB BIOS Flashback tool, please rename the BIOS file (A5458.CAP) using BIOSRenamer.
How do I update the ASUS PRIME B650M-K firmware?
To update the ASUS PRIME B650M-K firmware, download the latest version (3886) from ASUS's website. Follow ASUS's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from ASUS's support page.
Where can I download the latest ASUS PRIME B650M-K firmware?
Details and download instructions for the latest ASUS PRIME B650M-K firmware (version 3886) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/prime/prime-b650m-k/helpdesk_bios/
How do I check for ASUS PRIME B650M-K firmware updates?
You can track ASUS PRIME B650M-K firmware updates automatically on LatestUpdate.io. We monitor ASUS's releases and notify you when new firmware versions are available, so you never miss an update.
How often does ASUS release firmware updates for ASUS PRIME B650M-K?
We have tracked 31 firmware versions of ASUS PRIME B650M-K. Based on historical patterns, updates are released approximately every 29 days. ASUS releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.
When is the next ASUS PRIME B650M-K firmware update expected?
Based on this product's update history, a firmware update for ASUS PRIME B650M-K is expected soon, between July 18, 2026 and August 21, 2026. Track this product on LatestUpdate.io to be notified when it's released.
Is ASUS PRIME B650M-K still receiving firmware updates?
Yes, ASUS PRIME B650M-K received a firmware update within the last 3 months. The most recent version is 3886.
Who makes ASUS PRIME B650M-K?
ASUS PRIME B650M-K is manufactured by ASUS. Visit the official product page for more information.