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ASUS ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6
ASUS

ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6

By SpecPicks Editorial · Verified 2026-06-08

$954.00
Buy on Amazon — $954.00 Compare to similar motherboards

*Price sourced from Amazon.com. Last updated 2026-06-08. Price and availability subject to change.

Bottom line: The ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6 is a niche pick — read recent reviews before buying in the motherboards category, priced around $954.00. Read recent reviews carefully before committing.

Built to dominate the battlefield for high-end gamers and content creators. The ROG Zenith II Extreme Alpha featuring 16 Infineon TDA21490 teamed up power stages to releases the full might of the AMD 3rd Gen Ryzen Threadripper processor while keeping thermals under control and support PCIe Gen4 speed, paired with 5x M. 2 slots, Wi-Fi 6 (802. 11ax), 10 Gbps Ethernet, 5x M. 2, 8x SATA, USB 3. 2 Gen 2x2 and Aura Sync RGB.

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SpecPicks Verdict

SpecPicks classifies ASUS ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen… as a niche pick — read recent reviews before buying in the motherboards category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. ASUS's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Backed by ASUS's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • 1. Ready for AMD 3rd Gen Ryzen Threadripper Processors: PCIe 4. 0 ready, 4733Mhz memory OC performance, with up to five M. 2 drives and USB3. 2 Gen2x2 support
  • 2. Robust power delivery: Optimized power solution with 16 Infineon TDA21490 teamed up power stages, ProCool II power connectors, microfine alloy chokes and 10K capacitors
  • 3. Comprehensive thermal design: Active-cooling VRM heatsink, PCIe-zone M. 2 aluminum heatsink, backplate, Fan Extension Card II and water-cooling zone
  • 4. High-performance networking: Onboard Aquantia 10 Gbps Ethernet, Wi-Fi 6 (802. 11ax) with MU-MIMO support, and GameFirst V technology
  • 5. Unmatched personalization: Color OLED display and ASUS-exclusive Aura Sync RGB lighting, including two additional RGB headers and two addressable headers

Full Specifications

BrandASUS
USB 2.04
PlatformWindows 10
CPU SocketSocket TRX4
Model NameROG ZENITH II EXTREME ALPHA
Chipset TypeAMD TRX40
ConnectivityWiFi
Model NumberROG ZENITH II EXTREME ALPHA
Item Type NameASUS ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6 (802.11ax), USB 3.2 Gen 2x2 and Aura Sync RGB
Mfr Part NumberROG ZENITH II EXTREME ALPHA
Number of Ports22
Total Usb Ports2
Processor SocketSocket TRX4
Total PCIe Ports5

Ready to buy?

ASUS ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6 is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-06-08. Price and availability subject to change.

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ASUS ROG Zenith II Extreme Alpha TRX40 Gaming AMD 3rd Gen Ryzen Threadripper sTRX4 EATX Motherboard with 16 Infineon Power Stages, PCIe 4.0, Wi-Fi 6
$954.00
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