ASUS ROG Thor 3000W Titanium III Edition 20 Power Supply
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About this product
- Brand
- ASUS
- Store
- PC Case Gear
- Category
- Electronics > Electronics Accessories > Computer Components > Computer Power Supplies
- SKU
- ROG-THOR-3000-T3-GAMING-20TH
The ASUS ROG Thor 3000W Titanium III Edition 20 is an ultra high capacity power supply designed for extreme performance PC builds, professional workstations and demanding multi-GPU configurations. Delivering up to 3000W of output at 220-240V or 1600W at 110-120V, it features 80 PLUS Titanium efficiency certification and server grade gallium nitride (GaN) MOSFET technology to improve power conversion efficiency and reduce heat generation. Its ATX 3.1 design supports PCIe 5.1 hardware, including NVIDIA GeForce RTX 50 Series and AMD Radeon RX 9000 Series graphics cards, while the patented ROG Equalizer 12V-2x6 PCIe power cable helps reduce thermal stress at the GPU power connection. GPU-First Intelligent Voltage Stabiliser technology helps maintain voltage stability under demanding loads, making it suitable for high power configurations and overclocking. A detachable magnetic OLED display provides real time power consumption and efficiency monitoring, with an included USB extender allowing flexible display placement within or around the chassis. Connectivity includes one 24-pin motherboard connector, three 4+4-pin CPU connectors, three 6+2-pin PCIe connectors, four 16-pin 12V-2x6 PCIe connectors, nine SATA connectors and three peripheral connectors. Measuring 190 x 150 x 86mm, the power supply also features a selectable 0dB fan mode that allows the fan to remain stopped at lower system loads, comprehensive OPP, OVP, UVP, SCP, OCP and OTP protection, and ASUS Aura Sync support. With its distinctive ROG Edition 20 design and 10-year limited warranty on core power supply operation, the ROG Thor 3000W Titanium III Edition 20 is engineered for exceptionally power-hungry systems and advanced enthusiast builds.
Features

ROG Thor 3000W Titanium III Edition 20 - ROG Equaliser
Innovate. Perform. Dominate.
For two decades, ROG has stood at the forefront of gaming innovation, pushing boundaries and defining excellence. To commemorate this monumental 20th anniversary, ROG proudly unveils a special selection of limited-edition ROG components and gear featuring an alternative colourway and leading innovations. More than an aesthetic, this colourway reflects core values that are a testament to an enduring legacy.
The ROG Thor 3000W Titanium III Edition 20 is the pinnacle ROG power supply, engineered to support extreme configurations of up to four GeForce RTX 5090 graphics cards. It leverages server-grade GaN MOSFETs to efficiently deliver massive power at much lower temperatures than standard designs. To safely manage this unprecedented output, the ROG Equaliser 12V-2x6 PCIe power cable actively reduces system thermal stress. Meanwhile, the GPU-First Intelligent Voltage Stabiliser ensures unmatched voltage stability during peak overclocking. The OLED Display & Extender lets you monitor real-time power metrics right where you need them.
The ROG Thor 3000W Titanium III Edition 20 is the definitive power solution for the most demanding PC builds yet conceived.
- ATX 3.1 Compatible
- PCIe 5.1 Compatible
- Magnetic OLED Display & Extender - Track power and efficiency via a detachable magnetic OLED. Use the USB-C extender for flexible placement.
- Dual-Voltage ADAPTIVE DESIGN - 3000W (230V) - 1600W (115V)
- Heavy-duty Power - Support up to FOUR GeForce RTX™ 5090
- Patented GPU-First Intelligent Voltage Stabiliser - Enhanced voltage stability for unwavering performance.
- Patented ROG Equaliser PCIe Power Cable
- GaN MOSFETs - Improved power efficiency, lower energy waste.
- GeForce RTX™ 50 and Radeon™ Rx 9000 Ready
- 10 Year Warranty Limited - *Core product operation is guaranteed for 10 years. The RGB LEDs are subject to a 3-year warranty.
Exclusive Features

Heavy-Duty Power
The ROG Thor 3000W Titanium III Edition 20 is engineered to power up to four NVIDIA® GeForce RTX 5090 graphics cards when on 220–240V inputs, ensuring massive power headroom for extreme builds.
Support for up to 4 X GeForce RTX™ 5090 graphics cards.

Dual-Voltage Adaptive Design
Automatically adjusts output across 110-120V and 220V-240V environments, delivering up to 3000 watts (Maximum wattage output is subject to regional power grid specifications. To achieve the rated performance of up to 3000 watts, the unit must be connected to a 220–240V electrical outlet.) where supported. Server-grade capacitors help to ensure outstanding power stability and long-term reliability for cross-region use today and higher-power 230V setups in the future. 110-120V and 220V-240V AC power cords are included.
Magnetic OLED Display & Extender
Track real-time power draw and efficiency with this detachable magnetic OLED display. Its design and Type-C extender enable flexible relocation to your PC case's front or exterior, ensuring clear visibility in any build.

GaN MOSFETs
The ROG Thor 3000W Titanium III Edition 20 PSU boasts innovative GaN MOSFETs that deliver superior energy efficiency, faster switching speeds, lower heat generation, and higher voltage resistance position it as a server-grade material for demanding applications such as AI development, high-end gaming, and video editing.
This MOSFET’s compact size also enables a streamlined layout with larger heatsinks and enhanced airflow for superior heat dissipation.

Patented GPU-First Intelligent Voltage Stabiliser (IVS)
Activate the GPU-First voltage sensing by connecting the GPU-First IVS cable. This innovative feature enhances voltage stability by up to 45%, even during demanding gaming sessions and overclocking scenarios. With this advanced technology, you can experience smooth and consistent gameplay. If you prefer conventional CPU-focused voltage sensing, simply disconnect the purple connector.
Disclaimer: The GPU-First Intelligent Voltage Stabiliser is designed exclusively for 16-pin PCIe power cables. This feature is not available for 8-pin PCIe power cables.
Turbo Mode
Turbo Mode unlocks support for extended power excursions, courtesy of a fine-tuned fan curve and premium components. Enjoy unwavering performance when you need it most, and switch between peak performance and ultimate silence with just a press of the Turbo Mode button on the rear of the PSU.
- Turbo Mode - OFF & ON
- Noise Level
ROG Equaliser
The ROG Equaliser is a soft embossed 12V-2x6 PCIe cable engineered to reduce heat stress and keep cable and connector temperatures well to protect the graphics card.
Reduced Cable Temperature
In demanding 600W scenarios, uneven current distribution can cause hot spots in conventional 12V-2x6 cables over long periods of use.
ROG Equaliser helps balance power delivery to reduce thermal stress and maintain stable temperatures. Ev
