ASUS PRIME Z790-V AX is an ATX board on the Intel Z790 chipset for LGA1700 processors, covering 12th through 14th Gen Core, with four DDR5 slots for up to 192GB. It offers one PCIe 5.0 x16 slot, three PCIe 4.0 x4 M.2 slots and a rear USB 3.2 Gen 2x2 Type-C port. Wireless is Wi-Fi 6 with Bluetooth 5.3, alongside Realtek 1Gb Ethernet and a single HDMI output.
Product released: October 1, 2022
Latest firmware version
Version 1840, released September 23, 2026
Last checked for updates: Oct 31, 2026 06:24 UTC
What's new in version 1840
Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency operation.
Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.40.2765. 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. If using USB BIOS FlashBack,ENsure the ME version matches the BIOS version and rename the BIOS file with BIOSRenamer before proceeding.
LatestUpdate has tracked 17 versions of ASUS PRIME Z790-V AX firmware, released between December 19, 2023 and September 23, 2026.
Version 1840 - September 23, 2026: Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency operation. Updating this BIOS will simultaneou…
Version 1836 - May 14, 2026: Update Intel microcode for enhanced stability & security. Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.40.2765. Ple…
Version 1825 - October 27, 2025: 1. Improved system performance, stability, and device compatibility. 2. Implemented security updates. 3. Updated Management Engine (ME) to version 16.1.35.2557…
Version 1820 - May 21, 2025: Update the Intel microcode to version 0x12F to further improve system conditions that may contribute to Vmin Shift instability in Intel 13th and 14th Gen deskt…
Version 1813 - February 11, 2025: Improve system performance and stability Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note after…
Version 1805 - November 4, 2024: 1. Modify strings in BIOS settings Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note after you up…
Version 1802 - October 24, 2024: 1. Update with Intel ME version 16.1.32.2473v3. Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note…
Version 1666 - September 30, 2024: 1. Updated with Intel microcode 0x12B to address elevated voltage requests during idle or light activity, further mitigating Vmin Shift instability issues. 2.…
Version 1663 - August 14, 2024: 1.The new BIOS includes Intel microcode 0x129 to enhance the stability of Intel Core 13th and 14th Gen processors. 2.The factory default settings are set to In…
Version 1661 - July 10, 2024: 1. Updated with microcode 0x125 to ensure eTVB operates within Intel specifications. Updating this BIOS will simultaneously update the corresponding Intel ME t…
Version 1658 - May 31, 2024: 1. Introduce the ""Performance Preferences"" with options for Intel Default Settings (Performance/Extreme) and ASUS Advanced OC Profile. 2. Redefine the factor…
Version 1656 - April 19, 2024: 1. The update introduces the Intel Baseline Profile option, allowing users to revert to Intel factory default settings for basic functionality, lower power lim…
Version 1645 - March 19, 2024: 1. Improved DDR5 compatibility 2. Further optimized CEP settings when disabled Updating this BIOS will simultaneously update the corresponding Intel ME to vers…
Version 1641 - February 29, 2024: • Update the Intel microcode to version 0x123, allowing for disabling CEP for improved performance on Intel 14th Gen non-K series processors. *Disabling CEP fo…
ASUS PRIME Z790-V AX is an ATX board on the Intel Z790 chipset for LGA1700 processors, covering 12th through 14th Gen Core, with four DDR5 slots for up to 192GB. It offers one PCIe 5.0 x16 slot, three PCIe 4.0 x4 M.2 slots and a rear USB 3.2 Gen 2x2 Type-C port. Wireless is Wi-Fi 6 with Bluetooth 5.3, alongside Realtek 1Gb Ethernet and a single HDMI output. It was originally released on October 1, 2022.
What is the latest firmware version of ASUS PRIME Z790-V AX?
The latest firmware version of ASUS PRIME Z790-V AX is 1840. It was released on September 23, 2026.
What changed in ASUS PRIME Z790-V AX firmware version 1840?
ASUS PRIME Z790-V AX firmware version 1840 includes the following changes: Enhanced memory performance, system stability, and compatibility with CXMT memory chips for improved low-latency operation.
Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.40.2765. 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. If using USB BIOS FlashBack,ENsure the ME version matches the BIOS version and rename the BIOS ...
Where can I download the latest ASUS PRIME Z790-V AX firmware?
Details and download instructions for the latest ASUS PRIME Z790-V AX firmware (version 1840) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/prime/prime-z790-v-ax/helpdesk_bios/
How often does ASUS release firmware updates for ASUS PRIME Z790-V AX?
We have tracked 17 firmware versions of ASUS PRIME Z790-V AX. Based on historical patterns, updates are released approximately every 139 days.
When is the next ASUS PRIME Z790-V AX firmware update expected?
Based on this product's update history, a firmware update for ASUS PRIME Z790-V AX is expected soon, between October 18, 2026 and December 26, 2026.
Is ASUS PRIME Z790-V AX still receiving firmware updates?
Yes, ASUS PRIME Z790-V AX received a firmware update within the last 3 months. The most recent version is 1840.