Auotac 850W Fully Modular Power Supply, 80+ Gold vs Raspberry Pi 27W USB-C Power Supply
Updated August 2026 — Auotac 850W Fully Modular Power Supply, 80+ Gold wins on power and features, Raspberry Pi 27W USB-C Power Supply wins on price.
The Auotac 850W Fully Modular Power Supply excels in power output and efficiency, making it ideal for high-performance systems. The Raspberry Pi 27W USB-C Power Supply is a budget-friendly option for smaller projects.
Why Auotac 850W Fully Modular Power Supply, 80+ Gold is better
Power Output
850W vs 25.5W
Efficiency
80 PLUS Gold certified
Features
Fully modular design with RGB lighting
Why Raspberry Pi 27W USB-C Power Supply is better
Price
$19.99 vs $79.99
Simplicity
Straightforward design for hobbyists
Size
Compact form factor
Overall score
Specifications
| Spec | Auotac 850W Fully Modular Power Supply, 80+ Gold | Raspberry Pi 27W USB-C Power Supply |
|---|---|---|
| Wattage | 850W | 27W |
| Efficiency Rating | 80 PLUS Gold | N/A |
| Modularity | Fully Modular | Non-Modular |
| Cooling Fan | 140mm RGB | N/A |
| Input Voltage | N/A | 100-240V |
Dimension comparison
Overview of Auotac 850W Fully Modular Power Supply
The Auotac 850W Fully Modular Power Supply is designed for high-performance PCs, boasting an 80 PLUS Gold certification that guarantees up to 92% efficiency. This power supply is not just about performance; it also features fully modular cables that promote better airflow and reduce clutter. With a price of $79.99, it fits the budget of gamers and PC builders looking for reliability and efficiency. Whether it’s powering the latest graphics cards or providing a stable power source during intense gaming sessions, this PSU stands out in its category.
Overview of Raspberry Pi 27W USB-C Power Supply
The Raspberry Pi 27W USB-C Power Supply is a compact solution aimed at powering Raspberry Pi devices effectively. Retailing at $19.99, it is significantly more affordable than the Auotac power supply, making it a great choice for hobbyists and educators. With an output voltage of 5.1V and a current of 5.0A, it provides sufficient power for low to moderate energy applications, ensuring that Raspberry Pi projects run smoothly. This power supply is ideal for anyone working on smaller projects or for those who simply need a reliable power source.
Power Output Comparison
When it comes to power output, the Auotac 850W Fully Modular Power Supply clearly leads the way with its substantial 850W capacity. This power supply is designed to handle high-performance components, making it suitable for gaming rigs and workstations that require significant energy. In contrast, the Raspberry Pi 27W USB-C Power Supply provides a maximum output of 25.5W, which is more than adequate for powering Raspberry Pi devices but would struggle under the demands of high-performance gaming PCs. This difference in power output shows that the Auotac is tailored for much more demanding applications.
Price Analysis
The Auotac 850W Fully Modular Power Supply is priced at $79.99, while the Raspberry Pi 27W USB-C Power Supply is priced at $19.99. This means that the Auotac is about 300% more expensive than the Raspberry Pi power supply. However, the pricing reflects the capabilities and intended uses of each product. Consumers must weigh whether they need the high wattage and features of the Auotac or if the lower-powered Raspberry Pi supply meets their needs. The price difference indicates the target markets for these two products are vastly different.
Efficiency Ratings
One of the standout features of the Auotac 850W Fully Modular Power Supply is its 80 PLUS Gold certification, which signifies high efficiency in power transmission. This rating means that it delivers up to 92% efficiency, ensuring that less energy is wasted as heat during operation. In comparison, the Raspberry Pi 27W USB-C Power Supply does not have a specified efficiency rating, but its design is optimized for lower power consumption. However, given the difference in their intended applications, the efficiency ratings are not directly comparable, as the Auotac is designed for high-performance systems.
Design and Features
The Auotac power supply includes several features designed for performance and aesthetics. It comes with fully modular cables to eliminate cable clutter and has a 140mm silent fan for effective cooling. Additionally, it features RGB lighting that can be customized according to user preferences, enhancing the visual appeal of any gaming setup. On the other hand, the Raspberry Pi power supply is simple and functional, focusing on providing reliable power without extra features. Its design is straightforward, which aligns well with its target audience of hobbyists and educators who prioritize simplicity and ease of use.
Target Audience
The Auotac 850W Fully Modular Power Supply is aimed at gamers, PC builders, and anyone requiring a reliable power source for high-performance components. Its features and performance capabilities make it suitable for those who demand stability and power efficiency during intensive tasks. Conversely, the Raspberry Pi 27W USB-C Power Supply caters to a different segment, primarily targeting hobbyists, educators, and DIY enthusiasts who need a dependable power solution for small projects or Raspberry Pi applications. The distinct target audiences reflect their differing functionalities and price points.
Which should you buy?
Choosing between the Auotac 850W Fully Modular Power Supply and the Raspberry Pi 27W USB-C Power Supply ultimately depends on your needs. If you require high wattage, efficiency, and extensive features for a gaming rig or workstation, the Auotac power supply is the clear choice at $79.99. However, if you are looking for a budget-friendly option to power a Raspberry Pi or smaller projects, the Raspberry Pi power supply at $19.99 is a practical and economical solution. Your decision should align with the specific power requirements and use cases you have in mind.

