be quiet! Pure Power 13 M 1000W Power Supply, 80 vs Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1
Updated August 2026 — be quiet! Pure Power 13 M 1000W Power Supply, 80 wins on stability and cooling, Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 wins on warranty.
The be quiet! Pure Power 13 M 1000W excels in performance and quiet operation, while the Vetroo 850W offers great value and modularity.
Why be quiet! Pure Power 13 M 1000W Power Supply, 80 is better
Higher Wattage
1000W vs 850W
Efficiency
94.4% vs unspecified
Cooling
Semi-passive vs active fan
Why Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 is better
Price
$79.99 vs $139.90
Warranty
10 years vs unspecified
Modularity
Fully modular vs semi-modular
Overall score
Specifications
| Spec | be quiet! Pure Power 13 M 1000W Power Supply, 80 | Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 |
|---|---|---|
| Brand | be quiet! | Vetroo |
| Certification | 80 Plus Gold | 80 Plus Gold |
| Fan Size | 120mm | 120mm |
| Cooling Type | Semi-passive | Active |
| Modularity | Semi-modular | Fully modular |
Dimension comparison
Brand Overview
When it comes to power supplies, both be quiet! and Vetroo offer solid options, but their approaches vary significantly. The be quiet! Pure Power 13 M 1000W is designed for high performance and quiet operation, while the Vetroo 850W Power Supply focuses on a balance of efficiency and modularity.
be quiet! is known for its silent operation, and the Pure Power 13 M lives up to that reputation with features aimed at creating a quieter computing experience. Vetroo, on the other hand, emphasizes modern compliance with the latest PCIe 5.1 standards, making it suitable for gamers and PC builders who prioritize cutting-edge technology.
Price Comparison
The be quiet! Pure Power 13 M 1000W retails for $139.90, while the Vetroo 850W Power Supply is priced at $79.99. This means the Vetroo is about 43% cheaper than the be quiet! model. For users on a budget or those who do not need the higher wattage power supply, the Vetroo offers a compelling option without compromising too much on quality.
However, the price difference also reflects the wattage capacity and features of each model. Users must consider whether the extra investment in the be quiet! model is justified based on their specific power requirements and system configurations.
Power Capacity
The be quiet! Pure Power 13 M 1000W has a capacity of 1000W, which is significantly higher than the Vetroo 850W Power Supply. This 17% increase in wattage can make a substantial difference for users with high-performance components that demand more power.
This higher capacity makes the be quiet! model more suitable for advanced gaming setups or overclocked systems. In contrast, the Vetroo's 850W rating is still robust for many mid-range configurations and provides enough headroom for most gaming and productivity tasks, but it may not accommodate the most demanding builds.
Efficiency Ratings
Both power supplies are certified 80 Plus Gold, ensuring high efficiency and lower energy consumption. The be quiet! Pure Power 13 M boasts an efficiency rating of up to 94.4%, which can lead to reduced electricity costs and quieter operation.
The Vetroo 850W also meets stringent efficiency standards, but specific efficiency metrics are not provided. Still, the 80 Plus Gold certification guarantees that both models deliver reliable performance while minimizing wasted energy. Users can expect lower utility bills regardless of their choice, but the be quiet! model edges ahead in operational efficiency.
Cooling Solutions
The be quiet! Pure Power 13 M features a semi-passive cooling design, where the fan operates only under higher loads, ensuring near-silent operation during low-demand periods. This is ideal for users who prioritize a quiet computing environment.
On the other hand, the Vetroo 850W utilizes a 120mm FDB fan for cooling, promoting quiet operation as well. While both models emphasize noise reduction, the semi-passive feature of the be quiet! may appeal more to users looking for ultimate silence. However, the Vetroo's cooling system is designed to manage heat effectively, making it a solid choice for those who prefer a fully active cooling solution.
Modularity
The Vetroo 850W Power Supply comes with a fully modular design, allowing users to connect only the cables they need. This leads to improved cable management and airflow within the case, which is essential for maintaining optimal system temperatures.
The be quiet! Pure Power 13 M also features modular cables, which simplifies setup and enhances system aesthetics. While both models provide modularity, the Vetroo’s fully modular design may appeal more to users who frequently swap components or upgrade their systems, as it allows for greater customization and less clutter.
Warranty and Reliability
The be quiet! Pure Power 13 M does not specify its warranty period, which may be a concern for some buyers. In contrast, the Vetroo 850W Power Supply offers a generous 10-year warranty, showcasing the brand's confidence in the product's durability and reliability.
A longer warranty can provide peace of mind and indicates that the manufacturer stands behind its product. Users who prioritize longevity and reliability may find the Vetroo more appealing due to this warranty, especially when considering the investment in high-quality power supplies.
Which should you buy?
Choosing between the be quiet! Pure Power 13 M 1000W and the Vetroo 850W Power Supply ultimately depends on your specific needs and budget. If you require higher wattage for a demanding gaming or workstation setup, the be quiet! model is a strong contender, especially for those who value quiet operation and efficiency. However, if you’re looking for a more budget-friendly option with good performance and a robust warranty, the Vetroo 850W Power Supply stands out as an excellent choice.
In summary, for users seeking high capacity and silent operation, the be quiet! Pure Power 13 M is the preferred option, while those on a tighter budget or with moderate power needs may find the Vetroo 850W to be perfectly sufficient.

