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Made by ASUS
The ASUS PRIME B860-PLUS-CSM is an ASUS PRIME series mainstream motherboard supporting Intel Core Ultra 200-series processors (Intel 800-series chipset) on the LGA1851 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: January 1, 2025
Version 3020, released April 30, 2026
Verified by LatestUpdate: June 18, 2026
Improves system performance, stability, and adds support for HUDIMM. Updating this BIOS will simultaneously update the corresponding Intel ME to version 19.0.5.2175. The ME version will remain updated even if you roll back to an older BIOS later. We recommend using EZ Flash to update the BIOS, as it supports ZIP format and auto-updates the ME.
A firmware update is expected soon, between May 21, 2026 and July 12, 2026.
ASUS typically releases firmware updates for this product approximately every 53 days.
Official ASUS PRIME B860-PLUS-CSM product page
The ASUS PRIME B860-PLUS-CSM is an ASUS PRIME series mainstream motherboard supporting Intel Core Ultra 200-series processors (Intel 800-series chipset) on the LGA1851 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 January 1, 2025.
The latest firmware version for the ASUS PRIME B860-PLUS-CSM is 3020. It was released on April 30, 2026.
ASUS PRIME B860-PLUS-CSM firmware version 3020 includes the following changes: Improves system performance, stability, and adds support for HUDIMM. Updating this BIOS will simultaneously update the corresponding Intel ME to version 19.0.5.2175. The ME version will remain updated even if you roll back to an older BIOS later. We recommend using EZ Flash to update the BIOS, as it supports ZIP format and auto-updates the ME.
To update the ASUS PRIME B860-PLUS-CSM firmware, download the latest version (3020) 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.
Details and download instructions for the latest ASUS PRIME B860-PLUS-CSM firmware (version 3020) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/csm/prime-b860-plus-csm/helpdesk_bios/
You can track ASUS PRIME B860-PLUS-CSM 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.
We have tracked 13 firmware versions for the ASUS PRIME B860-PLUS-CSM. Based on historical patterns, updates are released approximately every 53 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.
Based on this product's update history, a firmware update for the ASUS PRIME B860-PLUS-CSM is expected soon, between May 21, 2026 and July 12, 2026. Track this product on LatestUpdate.io to be notified when it's released.
Yes, the ASUS PRIME B860-PLUS-CSM received a firmware update within the last 3 months. The most recent version is 3020.
The ASUS PRIME B860-PLUS-CSM is manufactured by ASUS. Visit the official product page for more information.