ASUS PRIME B650-PLUS WIFI-CSM is the CSM (Corporate Stable Model) edition of the PRIME B650-PLUS WIFI, aimed at business deployments. The ATX AM5 board on the AMD B650 chipset adds Wi-Fi 6E with Bluetooth v5.3 to Realtek 2.5Gb Ethernet, four USB 10Gbps ports, four DDR5 slots up to 192GB and two M.2 slots, one at PCIe 5.0 x4.
Product released: October 1, 2022
Latest firmware version
Version 4004, released September 21, 2026
Last checked for updates: Oct 31, 2026 17:42 UTC
What's new in version 4004
1. Update to AGESA ComboAM5 PI 1.3.0.1d.
2. Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency operation.
Before running the USB BIOS Flashback tool, please rename the BIOS file (A5629.CAP) using BIOSRenamer.
LatestUpdate has tracked 19 versions of ASUS PRIME B650-PLUS WIFI-CSM firmware, released between September 13, 2024 and September 21, 2026.
Version 4004 - September 21, 2026: 1. Update to AGESA ComboAM5 PI 1.3.0.1d. 2. Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency op…
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 27, 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 26, 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 (A5629.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 (A5629.CAP) using BIOSRenamer." Starting from AGESA ComboAM5…
Version 3279 - 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.Impr…
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: 63e74db02bc5fe3b3a80def80bcffe0e689778ede1511e6461ff79d4b2f92e92 1. Updated AMD AGESA to version 1.2.0.2b 2. Fixed a few fan-related bugs and improved…
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 0305 - September 13, 2024: First Release Before running the USB BIOS Flashback tool, please rename the BIOS file (A5629.CAP) using BIOSRenamer.
Update prediction
A firmware update is expected soon, between October 12, 2026 and November 19, 2026.
ASUS typically releases firmware updates for this product approximately every 50 days.
ASUS PRIME B650-PLUS WIFI-CSM is the CSM (Corporate Stable Model) edition of the PRIME B650-PLUS WIFI, aimed at business deployments. The ATX AM5 board on the AMD B650 chipset adds Wi-Fi 6E with Bluetooth v5.3 to Realtek 2.5Gb Ethernet, four USB 10Gbps ports, four DDR5 slots up to 192GB and two M.2 slots, one at PCIe 5.0 x4. It was originally released on October 1, 2022.
What is the latest firmware version of ASUS PRIME B650-PLUS WIFI-CSM?
The latest firmware version of ASUS PRIME B650-PLUS WIFI-CSM is 4004. It was released on September 21, 2026.
What changed in ASUS PRIME B650-PLUS WIFI-CSM firmware version 4004?
ASUS PRIME B650-PLUS WIFI-CSM firmware version 4004 includes the following changes: 1. Update to AGESA ComboAM5 PI 1.3.0.1d.
2. Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency operation.
Before running the USB BIOS Flashback tool, please rename the BIOS file (A5629.CAP) using BIOSRenamer.
Where can I download the latest ASUS PRIME B650-PLUS WIFI-CSM firmware?
Details and download instructions for the latest ASUS PRIME B650-PLUS WIFI-CSM firmware (version 4004) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/csm/prime-b650-plus-wifi-csm/helpdesk_bios/
How often does ASUS release firmware updates for ASUS PRIME B650-PLUS WIFI-CSM?
We have tracked 19 firmware versions of ASUS PRIME B650-PLUS WIFI-CSM. Based on historical patterns, updates are released approximately every 50 days.
When is the next ASUS PRIME B650-PLUS WIFI-CSM firmware update expected?
Based on this product's update history, a firmware update for ASUS PRIME B650-PLUS WIFI-CSM is expected soon, between October 12, 2026 and November 19, 2026.
Is ASUS PRIME B650-PLUS WIFI-CSM still receiving firmware updates?
Yes, ASUS PRIME B650-PLUS WIFI-CSM received a firmware update within the last 3 months. The most recent version is 4004.