be quiet! Pure Power 13 M 1000W Power Supply, 80 vs PCCOOLER PSU Fully Modular Power Supply, 850W ATX
Updated August 2026 — be quiet! Pure Power 13 M 1000W Power Supply, 80 wins on power output and cooling, PCCOOLER PSU Fully Modular Power Supply, 850W ATX wins on warranty.
The be quiet! Pure Power 13 M offers superior power output and efficiency, making it a better choice for high-performance systems. However, the PCCOOLER PSU is a more budget-friendly option.
Why be quiet! Pure Power 13 M 1000W Power Supply, 80 is better
Power Output
1000W vs 850W
Efficiency
94.4% vs 92%
Cooling Technology
Semi-passive vs temperature-controlled
Why PCCOOLER PSU Fully Modular Power Supply, 850W ATX is better
Price
$79.99 vs $139.90
Modular Design
Ultra-flexible cables
Warranty
5-Year warranty
Overall score
Specifications
| Spec | be quiet! Pure Power 13 M 1000W Power Supply, 80 | PCCOOLER PSU Fully Modular Power Supply, 850W ATX |
|---|---|---|
| Certification | 80 Plus Gold | 80 Plus Gold |
| Connector | 12V-2x6 | 12V-2x6 |
| Fan Type | Semi-passive | Temperature-controlled |
| Cables | Modular | Fully Modular |
| Capacitors | LLC Technology | Japanese Capacitors |
Dimension comparison
Price Comparison
The PCCOOLER PSU is significantly cheaper than the be quiet! Pure Power 13 M, retailing at $79.99 compared to the latter's $139.90. This makes the PCCOOLER about 43% less expensive. If budget is a primary concern, the PCCOOLER offers a compelling choice for those looking to save on their power supply without sacrificing essential features.
Power Output
When it comes to power output, the be quiet! Pure Power 13 M stands out with its impressive 1000W capacity, compared to the PCCOOLER's 850W. This difference of 150W could be crucial for users with high-performance systems that demand more power, especially for overclocked GPUs or multi-GPU setups. The additional output makes the be quiet! PSU a more future-proof option for gamers and content creators who might upgrade their systems in the future.
Efficiency Ratings
Both power supplies boast 80 Plus Gold certification, ensuring high efficiency. The be quiet! Pure Power 13 M achieves up to 94.4% efficiency, while the PCCOOLER offers up to 92% efficiency under typical loads. While both are efficient, the be quiet! PSU has a slight edge in terms of energy savings, which can lead to lower electricity costs over time, making it a better long-term investment for energy-conscious users.
Modular Design
The PCCOOLER PSU features a fully modular design that includes ultra-flexible cables, promoting clean cable management and improved airflow. In contrast, the be quiet! Pure Power 13 M also offers a modular approach, allowing users to use only the necessary cables for their setup. Both designs facilitate better airflow and aesthetics, but the PCCOOLER's emphasis on ultra-flexibility may appeal more to users who prioritize ease of routing and customization.
Cooling Technology
In terms of cooling technology, both power supplies utilize quiet fan designs. The be quiet! Pure Power 13 M employs a semi-passive cooling mode, where the fan remains off under low load conditions for silent operation. On the other hand, the PCCOOLER features a temperature-controlled 120mm hydraulic bearing fan that adjusts its speed based on demand. While both systems prioritize quiet operation, the be quiet! model's zero-RPM feature could be particularly beneficial for users looking for absolute silence during light workloads.
Build Quality and Components
The PCCOOLER PSU is built with premium Japanese capacitors, ensuring long-term stability and reliability, especially in demanding environments. The be quiet! Pure Power 13 M also emphasizes high-quality components, featuring LLC technology for superior voltage regulation and efficiency. While both units are constructed with reputable materials, the focus on Japanese capacitors in the PCCOOLER highlights its commitment to durability, which might be a deciding factor for users prioritizing longevity in their hardware.
Future-Proofing Capability
The be quiet! Pure Power 13 M is designed to meet all ATX 3.1 specifications and includes native integration of the 12V-2x6 connector for next-gen PCIe 5.1 graphics cards. This makes it particularly well-suited for future upgrades. Meanwhile, the PCCOOLER also complies with ATX 3.1 specifications and is equipped with a native 12V-2x6 PCIe 5.1 connector, making both power supplies ready for the latest high-performance GPUs. This parity means that users can confidently choose either model without worrying about future compatibility.
Which should you buy?
Deciding between the be quiet! Pure Power 13 M and the PCCOOLER PSU ultimately hinges on your specific needs and budget. If you require more power for demanding systems and prioritize ultra-quiet operation, the be quiet! model, with its 1000W output and superior efficiency, is an excellent choice despite its higher price. Conversely, if you are looking for a more budget-friendly option without compromising essential features, the PCCOOLER PSU, priced at $79.99, provides solid performance and reliability for general use, making it a smart choice for gamers and PC builders alike.

