ASUS PRIME X299-DELUXE firmware

Made by ASUS

The ASUS PRIME X299-DELUXE is an ASUS PRIME series mainstream motherboard supporting Intel Core X-series HEDT processors on the LGA2066 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: June 1, 2017

Latest firmware version

Version 4301, released April 2, 2026

What's new in version 4301

1.Improve system stability and performance 2.Update Intel microcode 3.Enhance overall system security. “Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.98.2655 to ensure optimized system settings.” Before running the USB BIOS Flashback tool, please rename the BIOS file (X299D.CAP) using BIOSRenamer.

Download firmware 4301

firmware version history

• Version 4301 — April 2, 2026
• Version 4201 — January 6, 2025
• Version 4001 — April 29, 2024
• Version 3801 — September 7, 2023
• Version 3701 — June 28, 2022
• Version 3601 — November 10, 2021
• Version 3501 — August 3, 2021
• Version 3403 — March 25, 2021
• Version 3301 — January 4, 2021
• Version 3201 — November 5, 2020
• Version 3105 — July 31, 2020
• Version 3006 — February 14, 2020
• Version 2002 — October 4, 2019
• Version 1902 — July 22, 2019
• Version 1704 — February 21, 2019
• Version 1503 — August 31, 2018
• Version 1401 — June 15, 2018
• Version 1301 — March 20, 2018
• Version 1201 — March 16, 2018
• Version 11.7.0.1057 — February 8, 2018
• Version 1102 — January 17, 2018
• Version 1004 — December 10, 2017
• Version 0802 — September 15, 2017
• Version 0503 — July 28, 2017
• Version 0402 — June 20, 2017

Update prediction

This product was recently updated. The next firmware update is expected between May 28, 2026 and November 2, 2026.

ASUS typically releases firmware updates for this product approximately every 332 days.

Official ASUS PRIME X299-DELUXE product page