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Made by ASUS · firmware
ASUS Z790-AYW WIFI W gives the Intel Z790 chipset and LGA1700 socket (14th, 13th and 12th Gen Core) four DDR5 slots for up to 192GB. A PCIe 4.0 x16 slot comes from the CPU, with two more PCIe 4.0 x16 slots at x4 and two PCIe 4.0 x1 slots from the chipset. Three M.2 slots, Realtek 2.5Gb Ethernet, Wi-Fi 6 with Bluetooth 5.3 and a Thunderbolt (USB4) header complete the board.
Product released: October 1, 2022
Version 1840, released September 23, 2026
Last checked for updates: Oct 31, 2026 12:06 UTC
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. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5540.CAP) using BIOSRenamer.
LatestUpdate has tracked 10 versions of ASUS Z790-AYW WIFI W firmware, released between May 7, 2024 and September 23, 2026.
This product was recently updated. The next firmware update is expected between November 3, 2026 and February 18, 2027.
ASUS typically releases firmware updates for this product approximately every 145 days.
Official ASUS Z790-AYW WIFI W product page
ASUS Z790-AYW WIFI W gives the Intel Z790 chipset and LGA1700 socket (14th, 13th and 12th Gen Core) four DDR5 slots for up to 192GB. A PCIe 4.0 x16 slot comes from the CPU, with two more PCIe 4.0 x16 slots at x4 and two PCIe 4.0 x1 slots from the chipset. Three M.2 slots, Realtek 2.5Gb Ethernet, Wi-Fi 6 with Bluetooth 5.3 and a Thunderbolt (USB4) header complete the board. It was originally released on October 1, 2022.
The latest firmware version of ASUS Z790-AYW WIFI W is 1840. It was released on September 23, 2026.
ASUS Z790-AYW WIFI W 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. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later. Before running the USB BIOS Flashback tool, please rename the BIOS file (A5540.CAP) using BIOSRenamer.
Details and download instructions for the latest ASUS Z790-AYW WIFI W firmware (version 1840) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/others/z790-ayw-wifi-w/helpdesk_bios/
We have tracked 10 firmware versions of ASUS Z790-AYW WIFI W. Based on historical patterns, updates are released approximately every 145 days.
ASUS Z790-AYW WIFI W was recently updated. Based on this product's update history, the next firmware update is expected between November 3, 2026 and February 18, 2027.
Yes, ASUS Z790-AYW WIFI W received a firmware update within the last 3 months. The most recent version is 1840.