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ASUS ROG Strix 1200W Platinum vs Auotac 850W Fully Modular Power Supply, 80+ Gold

Updated August 2026 — ASUS ROG Strix 1200W Platinum wins on power and features, Auotac 850W Fully Modular Power Supply, 80+ Gold wins on price.

The ASUS ROG Strix 1200W Platinum offers superior power capacity and efficiency, making it the better choice for high-performance builds. The Auotac 850W is a budget-friendly option for less demanding setups.

Why ASUS ROG Strix 1200W Platinum is better

Power Capacity

1200W vs 850W

Efficiency Rating

80 PLUS Platinum vs Gold

Advanced Features

GPU-First technology vs basic features

Why Auotac 850W Fully Modular Power Supply, 80+ Gold is better

Price

$79.99 vs $264.99

Warranty

10-year limited warranty for both

Modularity

Fully modular design for both

Overall score

ASUS ROG Strix 1200W Platinum
88
Auotac 850W Fully Modular Power Supply, 80+ Gold
75

Specifications

SpecASUS ROG Strix 1200W PlatinumAuotac 850W Fully Modular Power Supply, 80+ Gold
Wattage1200W850W
Efficiency80 PLUS Platinum80 PLUS Gold
ModularityFully ModularFully Modular
Connector12V-2x612V-2x6
Fan Size135mm140mm

Dimension comparison

ASUS ROG Strix 1200W PlatinumAuotac 850W Fully Modular Power Supply, 80+ Gold

Price Comparison

The Auotac 850W Fully Modular Power Supply is significantly cheaper than the ASUS ROG Strix 1200W Platinum. Priced at $79.99, it is about 70% less expensive than the ASUS unit, which retails for $264.99. This price difference can be a crucial factor for budget-conscious gamers or PC builders looking to save costs without sacrificing performance. The Auotac offers a solid power supply solution at a fraction of the cost, making it an attractive option for those who may not need the higher wattage or premium features of the ROG Strix.

Power Capacity

When it comes to power output, the ASUS ROG Strix 1200W Platinum stands out with its impressive 1200W capacity, compared to the Auotac's 850W. This 41% higher wattage in the ROG Strix means it can comfortably support more demanding setups, particularly those with high-end graphics cards or multiple components. Gamers looking to run power-hungry rigs will appreciate the additional headroom offered by the ASUS PSU, while those with mid-range builds may find the Auotac's 850W sufficient for their needs.

Efficiency Rating

The efficiency rating is another critical aspect where the ASUS ROG Strix outperforms the Auotac. The ROG Strix boasts an 80 PLUS Platinum certification, which indicates an efficiency of at least 89% at 20% load and 92% at 100% load. In contrast, the Auotac is rated at 80 PLUS Gold, delivering up to 92% efficiency under optimal conditions. While the Auotac still offers commendable performance, the higher efficiency of the ROG Strix translates to potentially lower electricity bills and less wasted energy over time, making it a more eco-friendly option.

Design and Build Quality

In terms of design and build quality, the ASUS ROG Strix 1200W Platinum features advanced components like GaN MOSFETs, which contribute to superior thermal performance and efficiency. The ROG Strix also includes large heatsinks that help manage temperatures effectively, ensuring quieter operation. On the other hand, the Auotac PSU is designed with 105°C-rated Japanese capacitors, which are known for their reliability and durability. While both power supplies emphasize quality, the ROG Strix’s advanced technology might appeal more to enthusiasts seeking top-tier performance in demanding environments.

Features and Functionality

The ASUS ROG Strix 1200W Platinum is equipped with several advanced features, including "GPU-First" intelligent voltage stabilization for enhanced graphics card performance and 0dB technology for silent operation during light gaming. It also supports ATX 3.1 standards and features a native 12V-2x6 connector for next-gen graphics cards. Meanwhile, the Auotac offers its own set of attractive functionalities, such as fully modular cables for easy cable management, dual-color connectors for clear installation, and a 140mm RGB low-noise fan for aesthetic appeal. Both units cater to modern gaming needs, but the ROG Strix’s unique features give it an edge for high-performance builds.

Warranty and Reliability

The ASUS ROG Strix comes with a generous 10-year warranty, reflecting the brand's confidence in its product’s long-term reliability and performance. The Auotac also offers a 10-year limited warranty, ensuring that users can rely on its performance over time. Both warranties provide peace of mind, but the ASUS brand reputation in the gaming community may give users additional assurance regarding the quality and reliability of the ROG Strix.

Compatibility

Compatibility is crucial for power supplies, and both the ASUS ROG Strix 1200W Platinum and the Auotac 850W are designed to meet modern standards. They both support ATX 3.1 and PCIe 5.1, ensuring they can power the latest high-performance components. However, the ASUS unit’s higher wattage may allow for a broader range of configurations, particularly for users who plan to upgrade their systems in the future. Those with specific component needs may find the ROG Strix more accommodating due to its higher capacity and advanced features.

Which should you buy?

Choosing between the ASUS ROG Strix 1200W Platinum and the Auotac 850W Fully Modular Power Supply ultimately depends on your specific needs and budget. If you’re looking for maximum power capacity, efficiency, and advanced features, the ROG Strix is worth the investment at $264.99. However, if you need a reliable power supply at a much lower price point and don't require the highest wattage or premium features, the Auotac at $79.99 presents an excellent option. Both units come with a 10-year warranty, ensuring reliable performance, but your decision should align with your power requirements and financial considerations.