The ASUS PRIME Z490-A is an ASUS PRIME series mainstream motherboard supporting 10th Gen Intel Core processors (Intel 400-series chipset) on the LGA1200 socket with DDR4 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: May 1, 2020
Latest firmware version
Version 3302, released March 24, 2026
What's new in version 3302
1.Enhance overall system security.
2.Update the microcode to M02A0671_00000064.
“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 14.1.75.2420 to ensure optimized system settings.”