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Large rectangular EATX motherboard with black finish and 16 power stages visible

ASUS

ASUS ROG Zenith II Extreme Alpha TRX40 AMD motherboard 16 Infineon Power Stages

SKU CH-8EHE-Q2QJS

EATX motherboard for Ryzen Threadripper CPUs with 16 Infineon power stages

  • CPU Socket TypeTRX4
  • CPU TypeRyzen Threadripper
  • Designed for high-core-count Threadripper CPUs using the TRX4 socket
  • 16 Infineon power stages deliver stable current for heavy workloads
  • TRX40 chipset platform built for professional content creation
  • EATX form factor provides extensive expansion for multi-GPU setups
  • First listed by the manufacturer on 16 January 2025

Built for Threadripper workloads

This ASUS ROG motherboard uses the TRX4 socket for AMD Ryzen Threadripper CPUs. Its 16 Infineon power stages deliver stable current for heavily threaded tasks. The EATX layout gives room for multi-GPU or expansion-heavy builds. It targets professionals who need sustained multi-core throughput.

Suits creators and compute users

Video editors, 3D artists and simulation workloads benefit from the Threadripper platform and robust power design. Builders who need only mainstream core counts or a smaller ATX footprint should look elsewhere. Systems limited to standard power connectors or mid-tower clearance will not accommodate this board.

16 Infineon power stages decide fit

The phase count determines how cleanly the VRM handles sustained all-core loads. If your workload pushes the CPU continuously, this design helps maintain frequency without throttling. Lighter workloads will not use the headroom, so a simpler board may be more practical.

Highlights

  • Designed for high-core-count Threadripper CPUs using the TRX4 socket
  • 16 Infineon power stages deliver stable current for heavy workloads
  • TRX40 chipset platform built for professional content creation
  • EATX form factor provides extensive expansion for multi-GPU setups
  • First listed by the manufacturer on 16 January 2025

Specifications

CPU Socket TypeTRX4
CPU TypeRyzen Threadripper

Questions about this item

Will the 16 Infineon power stages hit a thermal limit before the CPU does under sustained load?

The 16 Infineon power stages are designed to handle high current for Threadripper CPUs, spreading heat across a large VRM area to delay thermal throttling during extended workloads.

How much noise and heat should I expect from the VRM area when the board runs all day?

The 16 power stages run efficiently, keeping VRM temperatures lower and allowing the onboard fans to spin slower, which reduces audible noise during continuous operation.

Which Threadripper CPU generation do I already need to have for this TRX40 board to work?

This board uses the TRX4 socket, which is built for 3rd Gen Ryzen Threadripper processors, so a compatible CPU from that lineup must be installed for the system to POST.

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