be quiet! Straight Power 12-1500w Modular Power vs Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1
Updated August 2026 — be quiet! Straight Power 12-1500w Modular Power leads on power output and cooling.
The be quiet! Straight Power 12 is a superior choice for high-performance systems, while the Vetroo 850W offers great value for budget builds.
Why be quiet! Straight Power 12-1500w Modular Power is better
Power Output
1500W vs 850W
Efficiency
80 PLUS Platinum vs Gold
Cooling
Silent Wings fan vs standard fan
Why Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 is better
Price
$79.99 vs $254.99
Warranty
10-year warranty for both
Modularity
Fully modular design for both
Overall score
Specifications
| Spec | be quiet! Straight Power 12-1500w Modular Power | Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 |
|---|---|---|
| Certification | 80 PLUS Platinum | 80 PLUS Gold |
| Modularity | Fully Modular | Fully Modular |
| Connector Type | 12VHPWR + 6+2-pin | Dual PCIe 5.1 |
| Cooling Type | Silent Wings Fan | FDB Fan |
| Capacitors | Japanese 105°C | Premium 105°C |
Dimension comparison
Price Comparison
The be quiet! Straight Power 12-1500w Modular Power Supply is priced at $254.99, while the Vetroo 850W Power Supply is significantly cheaper at $79.99. This means the Vetroo is about 69% less expensive than the be quiet! unit. While the price difference is substantial, it reflects the capabilities and specifications of each power supply. The be quiet! model offers a higher wattage and advanced features suitable for high-end systems, making it a more premium choice. Conversely, the Vetroo unit is priced for budget-conscious consumers who still demand quality.
Power Output
When it comes to power output, the be quiet! Straight Power 12 provides an impressive 1500W of continuous power, making it ideal for demanding setups, especially those using next-generation graphics cards. In contrast, the Vetroo 850W Power Supply offers 850W, which is sufficient for many mid-range systems but may fall short for users with high power demands. The substantial difference in wattage means that users needing high-performance components, like multiple GPUs or overclocked processors, will find the be quiet! model more suitable for their needs.
Efficiency Ratings
Efficiency is a crucial factor when selecting a power supply, and here the be quiet! Straight Power 12 shines with an 80 PLUS Platinum certification. This rating indicates an efficiency of up to 93.9%, ensuring less power waste and cooler operation. On the other hand, the Vetroo 850W Power Supply is rated at 80 PLUS Gold, which still reflects excellent efficiency but is lower than Platinum. The be quiet! model's superior efficiency can lead to long-term savings on energy costs, making it a more attractive option for environmentally conscious consumers or those running high-load systems consistently.
Compatibility
In terms of compatibility, the be quiet! Straight Power 12 is designed with the latest ATX 3.0 standards, supporting PCIe 5.0 graphics cards with its native 12VHPWR connector and 4 PCIe 6+2-pin connectors for current-generation GPUs. This makes it a future-proof option for gamers and PC builders looking to invest in cutting-edge technology. The Vetroo 850W Power Supply, while fully ATX 3.1 compliant and meeting PCIe 5.1 standards, may not be as versatile for high-end setups due to its lower output capacity. This difference in compatibility may sway users who are planning to upgrade their systems soon.
Build Quality and Design
The build quality of a power supply can significantly affect its performance and reliability. The be quiet! model features high-performance Japanese 105°C capacitors, which ensure stability and durability under heavy loads. Its design includes a funnel-shaped fan inlet that enhances airflow while minimizing turbulence, contributing to an overall quieter operation. The Vetroo 850W Power Supply also boasts premium 105°C capacitors and a fully modular design for easy cable management, but it does not emphasize noise reduction to the same extent as the be quiet! model. Users who prioritize quiet operation may be more inclined to choose the be quiet! unit.
Fan and Cooling Mechanisms
The cooling mechanisms of both power supplies are designed to manage heat effectively, but they differ in execution. The be quiet! Straight Power 12 employs a Silent Wings 135mm fan, which is engineered for high airflow with minimal noise, thanks to its optimized blade design and advanced fluid-dynamic bearing. This fan design is critical for maintaining a cool and quiet environment, especially during high-performance tasks. The Vetroo 850W Power Supply incorporates a 120mm FDB fan, which also focuses on quiet operation, but may not provide the same level of airflow efficiency as the Silent Wings fan. Users concerned about noise levels during operation will appreciate the advanced cooling technology in the be quiet! model.
Warranty and Customer Support
Warranty offerings can indicate a manufacturer's confidence in their product's longevity. The be quiet! Straight Power 12 comes with a 10-year manufacturer's warranty, reflecting its premium build and reliability claims. This extensive warranty period is a strong selling point for users looking for long-term investment in their power supply. The Vetroo 850W Power Supply also offers a 10-year warranty, aligning it with the be quiet! model in terms of customer support. This parity may appeal to buyers who seek assurance on product durability, regardless of which model they choose.
Which should you buy?
In conclusion, your choice between the be quiet! Straight Power 12-1500w Modular Power Supply and the Vetroo 850W Power Supply will largely depend on your specific needs and budget. If you are building a high-end system that demands strong performance, efficiency, and future-proofing, the be quiet! model is the clear winner despite its higher price tag. However, if you are looking for a budget-friendly option that still meets current standards for gaming or general use, the Vetroo 850W Power Supply offers great value. Ultimately, consider your power requirements and how much you are willing to invest in your power supply for the best decision.

