ASUS ROG Zenith II Extreme is an Extended ATX TRX40 board for third generation Ryzen Threadripper processors in sTRX4, with eight DDR4 slots up to 256GB of ECC or non-ECC memory. Four PCIe 4.0 slots, Infineon TDA21472 power stages, a USB 3.2 Gen 2x2 port at up to 20Gbps, Aquantia 10G LAN and a 1.77 inch LiveDash OLED set its feature list.
Product released: November 1, 2019
Latest firmware version
Version 2601, released September 23, 2026
Last checked for updates: Oct 31, 2026 11:29 UTC
What's new in version 2601
1. Enhanced system security.
Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.CAP) using BIOSRenamer.
LatestUpdate has tracked 13 versions of ASUS ROG Zenith II Extreme firmware, released between July 9, 2020 and September 23, 2026.
Version 2601 - September 23, 2026: 1. Enhanced system security. Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.CAP) using BIOSRenamer.
Version 2502 - January 21, 2026: 1. Update fTPM firmware from TPM-A to TPM-B. Please back up your BitLocker recovery key and suspend BitLocker encryption in the operating system before updatin…
Version 2402 - October 21, 2025: 1. Improved system security and addressed vulnerabilities. 2. Updated AGESA to PI 1.0.0.F Before running the USB BIOS Flashback tool, please rename the BIOS fi…
Version 2302 - July 9, 2025: 1. Enhanced stability, improved system security, and addressed vulnerabilities. Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.CA…
Version 2102 - April 22, 2024: 1. Recommended for vital update to mitigate the potential security vulnerabilities 2. Improve system stability Before running the USB BIOS Flashback tool, plea…
Version 1802 - June 20, 2023: 1. Improve system stability. Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.CAP) using BIOSRenamer.
Version 1701 - January 18, 2023: 1. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file(Z2E.CAP)using BIOSRenamer.
Version 1603 - April 13, 2022: 1. Improve system stability for Armoury Crate Installation. 2. Update Agesa code 5.15_1AVUB_PI 1.0.0.7_017 Before running the USB BIOS Flashback tool, please r…
Version 1502 - August 11, 2021: 1. Support Windows 11 by default, no settings changes required in the UEFI BIOS. Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.C…
Version 1402 - January 20, 2021: - Support Resize Bar function - Improve DRAM performance and stability - Improve USB device compatibility Before running the USB BIOS Flashback tool, please re…
Version 1303 - November 30, 2020: 1. Improve system stability 2. Update AURA firmware 3. Improve DRAM compatibility 4. Improve fan control setting Before running the USB BIOS Flashback tool, pl…
Version 1201 - October 22, 2020: 1. Improve system performance 2. Update CMOS detective function 3. Improve memory overclocking function Before running the USB BIOS Flashback tool, please rena…
Version 1101 - July 9, 2020: 01. Improved system performance and stability. 02. Updated CastlePeakPI1.0.0.4 Before running the USB BIOS Flashback tool, please rename the BIOS file(Z2E.CAP)…
Update prediction
This product was recently updated. The next firmware update is expected between January 11, 2027 and June 13, 2027.
ASUS typically releases firmware updates for this product approximately every 204 days.
ASUS ROG Zenith II Extreme is an Extended ATX TRX40 board for third generation Ryzen Threadripper processors in sTRX4, with eight DDR4 slots up to 256GB of ECC or non-ECC memory. Four PCIe 4.0 slots, Infineon TDA21472 power stages, a USB 3.2 Gen 2x2 port at up to 20Gbps, Aquantia 10G LAN and a 1.77 inch LiveDash OLED set its feature list. It was originally released on November 1, 2019.
What is the latest firmware version of ASUS ROG Zenith II Extreme?
The latest firmware version of ASUS ROG Zenith II Extreme is 2601. It was released on September 23, 2026.
What changed in ASUS ROG Zenith II Extreme firmware version 2601?
ASUS ROG Zenith II Extreme firmware version 2601 includes the following changes: 1. Enhanced system security.
Before running the USB BIOS Flashback tool, please rename the BIOS file (Z2E.CAP) using BIOSRenamer.
Where can I download the latest ASUS ROG Zenith II Extreme firmware?
Details and download instructions for the latest ASUS ROG Zenith II Extreme firmware (version 2601) are on ASUS's official release page: https://rog.asus.com/motherboards/rog-zenith/rog-zenith-ii-extreme-model/helpdesk_bios/
How often does ASUS release firmware updates for ASUS ROG Zenith II Extreme?
We have tracked 13 firmware versions of ASUS ROG Zenith II Extreme. Based on historical patterns, updates are released approximately every 204 days.
When is the next ASUS ROG Zenith II Extreme firmware update expected?
ASUS ROG Zenith II Extreme was recently updated. Based on this product's update history, the next firmware update is expected between January 11, 2027 and June 13, 2027.
Is ASUS ROG Zenith II Extreme still receiving firmware updates?
Yes, ASUS ROG Zenith II Extreme received a firmware update within the last 3 months. The most recent version is 2601.