Cooler Master V850 SFX Gold vs be quiet! System Power 11 750W Power Supply

Price Comparison

The Cooler Master V850 SFX Gold is significantly more expensive than the be quiet! System Power 11 750W, with a price tag of £134.56 compared to £64.99. This difference of £69.57 indicates that while the Cooler Master offers premium features, the be quiet! model is much more budget-friendly. For users looking to save money, the be quiet! System Power 11 provides an attractive option without sacrificing essential power supply functions.

Form Factor and Compatibility

The Cooler Master V850 SFX Gold is a small form factor (SFF) PSU, designed specifically for compact mini-ITX cases, measuring just 100 x 125 x 63.5 mm. In contrast, the be quiet! System Power 11 750W is an ATX PSU, making it suitable for larger builds. This difference in form factor means that users with limited space may prefer the Cooler Master, while those with traditional ATX cases will find the be quiet! more compatible with their setups.

Efficiency Ratings

Efficiency is a critical aspect of power supplies, and the Cooler Master V850 SFX Gold boasts an 80 PLUS Gold certification, achieving up to 90% efficiency under typical loading. The be quiet! System Power 11 750W, while slightly lower, still holds an 80 PLUS Bronze certification with an efficiency rating of up to 90.0%. This means that the Cooler Master is designed for slightly better energy efficiency, which can translate into reduced utility costs over time, making it a more appealing option for energy-conscious consumers.

Cooling Solutions

Cooling is vital for maintaining optimal performance, and both power supplies offer distinct cooling solutions. The Cooler Master features a 92mm fluid dynamic bearing fan that operates quietly and includes a semi-fanless mode under low loads. Conversely, the be quiet! System Power 11 750W is equipped with a temperature-controlled 120mm fan, renowned for its low noise operation. While both fans aim to reduce noise and heat, the larger fan on the be quiet! may provide more effective cooling for demanding systems.

Cable Management

Cable management can impact both aesthetics and airflow within a PC case. The Cooler Master V850 SFX Gold offers fully modular cabling, allowing users to connect only the cables they need, thus improving internal ventilation and reducing clutter. On the other hand, the be quiet! System Power 11 750W does not mention such modularity, which could lead to excess cables inside the case. For those who prioritise a clean build and efficient airflow, the Cooler Master’s fully modular design is a significant advantage.

Power Output and Versatility

In terms of power output, the be quiet! System Power 11 750W provides a higher wattage, making it suitable for systems with demanding graphics cards and heavy loads. It can handle power excursions up to double its rated power, ensuring reliable operation under heavy conditions. The Cooler Master, while offering 850W, is specifically tailored for compact systems. Users planning to build high-performance rigs with power-hungry components may find the be quiet! model more versatile and future-proof.

Safety Features

Both power supplies are equipped with safety features to protect components from potential damage. The Cooler Master includes high-quality components such as 100% Japanese capacitors and a 10-year warranty, ensuring long-term reliability. The be quiet! System Power 11 750W also offers various safety protections against overcurrents, over- and undervoltages, and short circuits. While both brands prioritise safety, the extended warranty of the Cooler Master provides additional peace of mind for users concerned about longevity.

Which should you buy?

Ultimately, the choice between the Cooler Master V850 SFX Gold and the be quiet! System Power 11 750W hinges on user needs. If you require a compact, high-efficiency PSU with excellent cable management and a long warranty, the Cooler Master is the superior choice. However, if you're looking for a more budget-friendly option that delivers higher wattage and reliable performance for demanding systems, the be quiet! System Power 11 is hard to beat. Consider your specific build requirements and budget before making a decision.