ASUS PRIME Z490-A is an ATX board on the Intel Z490 chipset for LGA1200 10th Gen Core, Pentium Gold and Celeron processors. It lists one Intel 2.5Gb Ethernet port, two PCIe 3.0 x16 slots at x16 or x8/x8, and eight rear USB ports.
Product released: May 1, 2020
Latest firmware version
Version 3401, released August 19, 2026
Last checked for updates: Oct 31, 2026 18:01 UTC
What's new in version 3401
1. Update Intel IPU 2026.1 microcode
2. Update Intel ME to 14.1.79.2540
3. Enhance system security
“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 14.1.79.2540 to ensure optimized system settings.”
LatestUpdate has tracked 17 versions of ASUS PRIME Z490-A firmware, released between April 8, 2020 and August 19, 2026.
Version 3401 - August 19, 2026: 1. Update Intel IPU 2026.1 microcode 2. Update Intel ME to 14.1.79.2540 3. Enhance system security “Before BIOS update, please download Intel ME update tool fr…
Version 3302 - March 24, 2026: 1.Enhance overall system security. 2.Update the microcode to M02A0671_00000064. “Before BIOS update, please download Intel ME update tool from ASUS support sit…
Version 3201 - January 16, 2025: 1. Updated Minimum CRB patch for Intel IPU 2024.3 2. Updated ASUS Secure Boot variables for system stability. 3. Updated Microcode for IPU OOB 2024.1 to addres…
Version 3001 - May 9, 2024: 1.This update includes the patch for the LogoFAIL vulnerabilities. 2.Improve system stability “Before BIOS update, please download Intel ME update tool from AS…
Version 2801 - December 1, 2023: Improve system performance and security. “Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 14…
Version 2701 - March 21, 2023: 1. Improve system stability “Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 14.1.53.1649V1.…
Version 0804 - November 12, 2020: - Update ME firmware to 14.0.45 - Improve system stability and performance - Improve DRAM compatibility - Improve Intel thunderbolt device compatibility.
Version 0707 - August 28, 2020: 1.Improve system performance 2.Update Intel Microcode 3.Improve AI Overclocking function for new CPU
Version 0607 - June 11, 2020: 1.Improve system performance and stability 2.Improve compatibility with the Intel H10 Optane Module 3.Enhance AI Cooling mechanism
ASUS PRIME Z490-A is an ATX board on the Intel Z490 chipset for LGA1200 10th Gen Core, Pentium Gold and Celeron processors. It lists one Intel 2.5Gb Ethernet port, two PCIe 3.0 x16 slots at x16 or x8/x8, and eight rear USB ports. It was originally released on May 1, 2020.
What is the latest firmware version of ASUS PRIME Z490-A?
The latest firmware version of ASUS PRIME Z490-A is 3401. It was released on August 19, 2026.
What changed in ASUS PRIME Z490-A firmware version 3401?
ASUS PRIME Z490-A firmware version 3401 includes the following changes: 1. Update Intel IPU 2026.1 microcode
2. Update Intel ME to 14.1.79.2540
3. Enhance system security
“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 14.1.79.2540 to ensure optimized system settings.”
Where can I download the latest ASUS PRIME Z490-A firmware?
Details and download instructions for the latest ASUS PRIME Z490-A firmware (version 3401) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/prime/prime-z490-a/helpdesk_bios/
How often does ASUS release firmware updates for ASUS PRIME Z490-A?
We have tracked 17 firmware versions of ASUS PRIME Z490-A. Based on historical patterns, updates are released approximately every 241 days.
When is the next ASUS PRIME Z490-A firmware update expected?
Based on this product's update history, a firmware update for ASUS PRIME Z490-A is expected soon, between October 17, 2026 and March 18, 2027.
Is ASUS PRIME Z490-A still receiving firmware updates?
Yes, ASUS PRIME Z490-A received a firmware update within the last 3 months. The most recent version is 3401.