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ROG STRIX 1200W Platinum

ROG Strix 1200W Platinum is a cool and quiet PSU with stable power delivery, engineered for efficiency with GaN MOSFET and intelligent stabilizer in striking style.

  • GaN MOSFET delivers superior power efficiency and a more organized internal layout for cooler operation. 
  • ASUS-patented intelligent voltage stabilizer ensures stable power delivery to your graphics card for smoother gameplay and unwavering performance. 
  • Large ROG heatsinks cover critical components, delivering lower temperatures and noise than reference designs. 
  • Dual ball fan bearings can last up to twice as long as sleeve bearing designs. 
  • 0dB technology lets you enjoy light gaming in relative silence. 
  • ATX 3.1 compatible: ROG Strix Platinum is compliant with ATX 3.1 standard, ensuring enhanced voltage and current regulation. 
  • PCIe 5.0 Ready: ROG Strix Platinum features a native 12V-2x6 connector for next-gen graphics card power. 
  • 80 PLUS platinum certified: ROG Strix Platinum utilizes low-ESR capacitors and premium components for industry-leading power efficiency. 
  • 10-year warranty included. 
ROG STRIX 1200W Platinum

ROG Strix 1200W Platinum Superior Stability. Next-Level Efficiency

The ROG Strix Platinum PSU delivers the top-tier performance and unwavering stability demanded by gamers. Featuring next-gen GaN MOSFET for superior power efficiency. The Intelligent Voltage Stabilizer ensures a steady flow of power to the graphics card. Plus, it is ready for latest hardwares with ATX 3.1 compliance and a native 12V-2x6 connector. The ROG Strix Platinum Series ensures your high-end rig has the power to conquer any challenge.


  • Patented-Intelligent Voltage Stabilizer

  • 80 PLUS Platinum

  • PCIe Gen 5.0 Ready

  • Future Ready

  • 10-Year Warranty


  • Intelligent Voltage Stabilizer
  • High-performance Copper Pins
  • ATX 3.1Compatible
  • 80 Plus PlatinumCertification
GaN MOSFET with PCB themed background


The ROG Strix Platinum PSU boasts innovative GaN MOSFET that delivers superior power efficiency, resulting in lower energy waste. Plus, the smaller size of GaN MOSFET allows for a more organized internal layout within the PSU. This optimized design provides space for larger heatsinks and enhanced airflow, improving heat dissipation within the PSU.

Voltage regulation curve shows the lower voltage delta result from intelligent voltage stabilizer

Intelligent Voltage Stabilizer

GPU Voltage Sensor

Equipped with a GPU voltage sensor, this feature enhances voltage stability by up to 45%, even in demanding gaming sessions and overclocking scenarios. Experience smoother gameplay and dominate the competition.

Connector of ROG Strix 1200W Platinum with PCIe connectors highlighted

*Illustration for reference only.

High-performance Copper Pins

Upgraded PCIe® connectors featuring superior thermal conductivity ensure cooler operation and improved power delivery efficiency.
This translates to a significant 29% reduction in connector temperatures (up to -12.28°C), promoting optimal performance and stability for even the most demanding graphics cards.

a 12V-2x6 16-pin cable

ATX 3.1 Compatible

ATX 3.1 ushers in tighter voltage and current regulation standard for next-gen hardware - and ROG Strix Platinum steps ahead of the curve by being fully compliant. A 16-pin PCIe cable ripe for piping up to 600W of power to PCIe Gen 5.0 graphics cards is bundled with the PSU, readying your build for the next-gen.

Please see the FAQ section for specific instructions on the proper usage of this advanced 16-pin cable.

[Graphics Card & PSU] How to plug in the 16-pin power cable properly
Efficiency curve of ROG Strix 1200W Platinum with 80 plus platinum logo

80 PLUS Platinum Certification

The ROG Strix 1200W Platinum utilizes low-ESR Japanese capacitors to ensure efficient operation. These upgrades enable an 80 PLUS Platinum certification, which guarantees 89% efficiency at 100% load and 92% efficiency at 50% load. The increased efficiency results in less heat, reduces fan noise, and increases reliability.


  • Dual BallFan Bearings
Close up on the ROG heatsinks

*Illustration for reference only.

ROG Heatsinks

Cool under pressure

ROG heatsinks facilitate lower temperatures, longer component lifespan, and extended 0dB operation.

dual ball fan bearing shows the balls inside the bearing

*Illustration for reference only.

Dual Ball Fan Bearings

2x longer lifespan

Dual ball bearings boast a remarkable lifespan of 80,000 hours, lasting twice as long as sleeve bearings and exceeding even fluid dynamic bearings.
Ensuring long-lasting, reliable cooling with minimal noise for ROG STRIX Platinum series.


  • DIY-friendly CPU Power Connector
  • Cosmetic Customization
  • 10-yearWarranty
Animation showing Etched Modular Cables.

Etched Modular Cables

Made from a soft premium material, these etched cables can be bent easily during installation, and they operate at temperatures 50°C lower than the safety limit when bent for cable management. These cables also meet the rigorous standards of the UL1581 flame test and UL758 certification, helping to ensure a smooth PC DIY experience and exceptional safety.

Close up on a set of CPU power cable connect to the motherboard

DIY-friendly CPU Power Connector

Engineered with a distinct clip between the 4+4 pin connectors and a unique color scheme, this CPU power cable simplifies cable identification during installation. The integrated clip helps to ensure a secure and effortless connection to the motherboard's CPU power connector, streamlining the build process and instilling confidence in your PC setup.

A set of label for customization including red, purple, and gold

Cosmetic Customization

Customize your own PSU with included stickers that complement the PSU's patterns. Choose your preferred color scheme for a personalized touch.

10-year warranty logo

10-year Warranty

A decade of power

We're so confident about the reliability of the ROG Strix 1200W Platinum that we back it with a 10-year warranty.


Recommended Products


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The ROG Strix 750W Gold PSU brings premium cooling performance to the mainstream.


The ROG Strix 850W Gold PSU brings premium cooling performance to the mainstream.


The ROG Strix 1000W Gold PSU brings premium cooling performance to heavyweight gaming rigs


  • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
  • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
  • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
  • PCB color and bundled software versions are subject to change without notice.
  • Brand and product names mentioned are trademarks of their respective companies.
  • Unless otherwise stated, all performance claims are based on theoretical performance. Actual figures may vary in real-world situations.
  • The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.
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