ASUS ROG Strix X299-E Gaming II is an ATX Socket 2066 board for Intel Core X-Series processors, with eight DDR4 slots up to 256GB. It combines Intel Wi-Fi 6 AX200 and Bluetooth 5.0 with dual LAN (Intel I219V and Realtek 2.5G), three M.2 sockets, eight SATA ports and four USB 3.2 Gen 2 ports on the back panel.
Product released: June 1, 2017
Latest firmware version
Version 2201, released September 16, 2026
Last checked for updates: Oct 31, 2026 11:21 UTC
What's new in version 2201
1. Update ASUS DB and DBX for security improvement
Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOSRenamer.
LatestUpdate has tracked 17 versions of ASUS ROG Strix X299-E Gaming II firmware, released between August 27, 2019 and September 16, 2026.
Version 2201 - September 16, 2026: 1. Update ASUS DB and DBX for security improvement Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOSRenamer.
Version 2103 - April 9, 2026: 1.Improve system stability and performance 2.Update Intel microcode 3.Intel ME FW updated to 11.12.98.2655. 4.Enhance overall system security. “Before BIOS upd…
Version 2001 - January 14, 2025: 1.Intel ME FW updated to 11.12.97.2614. 2.Enhance system stability and compatibility. “Before BIOS update, please download Intel ME update tool from ASUS suppo…
Version 1801 - June 20, 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 A…
Version 1702 - January 31, 2024: 1. Improve system stability. “Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.94.2479…
Version 1403 - July 12, 2022: 01. Improved system stability 02. Strengthened system security and robustness 03. Improved memory compatibility Before running the USB BIOS Flashback tool, ple…
Version 1301 - December 1, 2021: Update ME firmware to 11.12.86.1877 version Improve system stability. Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) usi…
Version 1101 - August 3, 2021: 1.Support Windows 11 by default, no settings changes required in the UEFI BIOS. 2.Before running the USB BIOS Flashback tool, please rename the BIOS file (X299…
Version 1005 - July 8, 2021: 1. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOS Renamer.
Version 1004 - April 7, 2021: 1. Support Resize Bar function 2. Update AURA FW 3.Update CPU microcode for Intel security issue Before running the USB BIOS Flashback tool, please rename the…
Version 0901 - January 18, 2021: 1. Improved system performance 2. Improved system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP ) using BIOSRe…
Version 0702 - July 27, 2020: 1. Update ME FW version. 2. Improved system stability 3. Update Microcode for IPU 2020.1 Before running the USB BIOS Flashback tool, please rename the BIOS fil…
Version 0603 - April 13, 2020: update Microcode for Intel security. Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOSRenamer.
Version 0505 - January 22, 2020: 01. [E] Improve system performance and stability Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOSRenamer.
Version 0504 - December 13, 2019: 1. Improve system performance. 2. Update to Intel’s latest microcode. Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) usi…
Version 0401 - November 7, 2019: - Improve system performance and stability. - Improve DRAM stability - Show ACHI warning message in F1 POST message - Shorten system boot time. - Change the de…
ASUS ROG Strix X299-E Gaming II is an ATX Socket 2066 board for Intel Core X-Series processors, with eight DDR4 slots up to 256GB. It combines Intel Wi-Fi 6 AX200 and Bluetooth 5.0 with dual LAN (Intel I219V and Realtek 2.5G), three M.2 sockets, eight SATA ports and four USB 3.2 Gen 2 ports on the back panel. It was originally released on June 1, 2017.
What is the latest firmware version of ASUS ROG Strix X299-E Gaming II?
The latest firmware version of ASUS ROG Strix X299-E Gaming II is 2201. It was released on September 16, 2026.
What changed in ASUS ROG Strix X299-E Gaming II firmware version 2201?
ASUS ROG Strix X299-E Gaming II firmware version 2201 includes the following changes: 1. Update ASUS DB and DBX for security improvement
Before running the USB BIOS Flashback tool, please rename the BIOS file (X299SE2.CAP) using BIOSRenamer.
Where can I download the latest ASUS ROG Strix X299-E Gaming II firmware?
Details and download instructions for the latest ASUS ROG Strix X299-E Gaming II firmware (version 2201) are on ASUS's official release page: https://rog.asus.com/motherboards/rog-strix/rog-strix-x299-e-gaming-ii-model/helpdesk_bios/
How often does ASUS release firmware updates for ASUS ROG Strix X299-E Gaming II?
We have tracked 17 firmware versions of ASUS ROG Strix X299-E Gaming II. Based on historical patterns, updates are released approximately every 255 days.
When is the next ASUS ROG Strix X299-E Gaming II firmware update expected?
ASUS ROG Strix X299-E Gaming II was recently updated. Based on this product's update history, the next firmware update is expected between November 22, 2026 and May 1, 2027.
Is ASUS ROG Strix X299-E Gaming II still receiving firmware updates?
Yes, ASUS ROG Strix X299-E Gaming II received a firmware update within the last 3 months. The most recent version is 2201.