be quiet! Pure Power 12 650W PSU | 80 Plus Gold | vs PCCOOLER PSU Fully Modular Power Supply, 850W ATX
Updated August 2026 — be quiet! Pure Power 12 650W PSU | 80 Plus Gold | wins on warranty and cooling, PCCOOLER PSU Fully Modular Power Supply, 850W ATX wins on modularity.
The be quiet! Pure Power 12 offers a cost-effective solution with excellent warranty and quiet operation, while the PCCOOLER PSU provides higher wattage and premium components. Choose based on your specific needs.
Why be quiet! Pure Power 12 650W PSU | 80 Plus Gold | is better
Price
be quiet! Pure Power 12 is cheaper by $15.
Warranty
10-year warranty versus 5-year warranty.
Noise Level
Designed for quieter operation.
Why PCCOOLER PSU Fully Modular Power Supply, 850W ATX is better
Power Output
PCCOOLER PSU has 850W compared to 650W.
Build Quality
Uses premium Japanese capacitors.
Modular Design
Fully modular design for better cable management.
Overall score
Specifications
| Spec | be quiet! Pure Power 12 650W PSU | 80 Plus Gold | | PCCOOLER PSU Fully Modular Power Supply, 850W ATX |
|---|---|---|
| Brand | be quiet! | PCCOOLER |
| Wattage | 650W | 850W |
| Efficiency | 80 Plus Gold | 80 Plus Gold |
| Cooling Fan | 120mm | 120mm |
| Modularity | Partial | Fully |
Dimension comparison
Price Comparison
The be quiet! Pure Power 12 650W PSU is priced at $64.90, making it about 17% cheaper than the PCCOOLER PSU Fully Modular Power Supply, which retails for $79.99. This price difference might appeal to budget-conscious buyers looking for a reliable power supply without breaking the bank. While both power supplies are certified 80 Plus Gold, which signifies high efficiency, the lower price of the Pure Power 12 could be a major factor for those prioritizing cost. When considering the overall investment, the Pure Power 12 offers a more economical option for users seeking quality without a hefty price tag.
Power Output
In terms of power output, the PCCOOLER PSU offers 850W compared to the 650W from the be quiet! Pure Power 12. This 200W difference means that the PCCOOLER can support more demanding systems or configurations, especially for users planning to run high-performance GPUs or multiple graphics cards. The additional power capacity may provide peace of mind for gamers and content creators who require stable power delivery under heavy loads. While the Pure Power 12 is sufficient for most mid-range systems, the increased wattage of the PCCOOLER may make it the better option for future-proofing powerful builds.
Efficiency Ratings
Both the be quiet! Pure Power 12 and the PCCOOLER PSU boast an 80 Plus Gold certification, indicating that they provide up to 92% efficiency under typical loads. This means both units excel at minimizing energy loss, reducing heat output, and lowering electricity costs. The efficiency of the Pure Power 12 is particularly noteworthy, as its design aims for a cooler and quieter operation, a crucial aspect for users who prioritize a silent computing experience. While both power supplies are efficient, their similar ratings mean that users may need to look beyond efficiency to make a choice.
Build Quality and Components
The PCCOOLER PSU stands out with its use of high-quality 105°C Japanese capacitors, known for their longevity and stability under demanding conditions. This premium component choice suggests that the PCCOOLER PSU is built for reliability, especially in high-performance gaming or workstation environments. In contrast, while the be quiet! Pure Power 12 also emphasizes durability and performance, it does not specify the type of capacitors used. Users looking for long-term stability might find the enhanced build quality of the PCCOOLER PSU appealing, particularly in high-stress scenarios.
Cooling Systems
The cooling solutions of both power supplies are designed to ensure efficient thermal management, but they employ different mechanisms. The be quiet! Pure Power 12 features a temperature-controlled 120mm fan that focuses on delivering quiet operation while maintaining optimal cooling performance. This is ideal for users who desire a near-silent system. On the other hand, the PCCOOLER PSU uses a hydraulic bearing fan that remains quiet at low loads but adjusts its speed under heavy demand. This adaptability might appeal to those who need a balance between quietness and cooling efficiency, especially during intense gaming sessions.
Modular Design
The PCCOOLER PSU is fully modular, allowing users to connect only the cables they need, which can greatly enhance cable management and airflow within the case. This feature is particularly beneficial for those looking to build a clean and efficient system. The be quiet! Pure Power 12, while it also offers modular cables, does not specify that it is fully modular. Users who prioritize a neat build and optimal airflow might find the fully modular design of the PCCOOLER PSU significantly advantageous.
Warranty and Support
The be quiet! Pure Power 12 comes with a generous 10-year warranty, reflecting the brand's confidence in its product's durability and performance. In contrast, the PCCOOLER PSU is backed by a 5-year warranty, which, while still respectable, is less than that of the Pure Power 12. A longer warranty can provide added peace of mind for consumers, especially for those investing in high-performance components. This extended coverage may be a decisive factor for users who want assurance in the longevity of their power supply.
Which should you buy?
Choosing between the be quiet! Pure Power 12 and the PCCOOLER PSU ultimately depends on your specific needs and priorities. If you're looking for a cost-effective solution with a silent operation, the Pure Power 12 at $64.90 is an excellent choice, especially given its impressive 10-year warranty. However, if you require a higher power output and appreciate the reliability of premium components, the PCCOOLER PSU, though priced at $79.99, offers 850W and a fully modular design. Consider your system requirements, budget, and preferences for cooling and build quality when making your decision.

