Thermaltake Smart 500W 80+ White Certified PSU vs be quiet! Pure Power 13 M 850W Power Supply
Updated August 2026 — The be quiet! Pure Power 13 M 850W Power Supply outperforms the Thermaltake Smart 500W in power output, efficiency, and features, making it the better choice for demanding users.
The be quiet! Pure Power 13 M 850W Power Supply outperforms the Thermaltake Smart 500W in power output, efficiency, and features, making it the better choice for demanding users.
Why Thermaltake Smart 500W 80+ White Certified PSU is better
affordability
Thermaltake Smart is significantly cheaper at C$54.98
basic needs
Suitable for entry-level systems and casual users
MTBF
Has a mean time between failures of 100,000 hours
Why be quiet! Pure Power 13 M 850W Power Supply is better
power output
Provides 850W compared to 500W of Thermaltake Smart
efficiency
Achieves 80 PLUS Gold certification with up to 94.4% efficiency
connectivity
Offers four PCIe connectors versus two from Thermaltake Smart
Overall score
Specifications
| Spec | Thermaltake Smart 500W 80+ White Certified PSU | be quiet! Pure Power 13 M 850W Power Supply |
|---|---|---|
| Brand | Thermaltake | be quiet! |
| Certification | 80 PLUS | 80 PLUS Gold |
| Fan Type | Standard | Semi-passive |
| Over Voltage Protection | Yes | Yes |
| Power Factor Correction | Active | Yes |
Dimension comparison
Overview of the Products
When choosing a power supply unit (PSU), the Thermaltake Smart 500W 80+ White Certified PSU and the be quiet! Pure Power 13 M 850W Power Supply stand out as two excellent options, albeit targeted at different user needs. The Thermaltake Smart 500W is priced at C$54.98, making it an affordable choice for basic systems, while the be quiet! Pure Power 13 M, priced at C$173.21, offers higher wattage and efficiency for demanding setups. Understanding their features will help you decide which is best for your requirements.
Power Output Comparison
The power output is a critical factor when selecting a PSU. The Thermaltake Smart delivers 500W of continuous power, suitable for entry-level builds. In contrast, the be quiet! Pure Power 13 M provides 850W, making it ideal for high-performance systems and gaming rigs that require more power. The significant difference in output—350W—means that the Pure Power 13 M can support more demanding components, such as multiple graphics cards or high-end CPUs, ensuring stable performance under load.
Efficiency Ratings
Efficiency ratings are essential for both performance and energy savings. The Thermaltake Smart is 80 PLUS certified, indicating 80% efficiency under typical load conditions. However, the be quiet! Pure Power 13 M takes it a step further with an 80 PLUS Gold certification, boasting an impressive efficiency rating of up to 94.4%. This difference not only translates to lower power consumption and reduced electricity costs but also contributes to cooler and quieter operation, making the Pure Power 13 M a better choice for power-conscious users.
Connectivity Options
Connectivity is another area where these two PSUs diverge significantly. The Thermaltake Smart supports two PCIe 6+2 pin connectors, which may be sufficient for basic gaming or office applications. On the other hand, the be quiet! Pure Power 13 M offers four PCIe 6+2 pin connectors, along with a native integration of the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards. This extensive connectivity ensures compatibility with a wider range of modern and future components, making it more future-proof for gamers and enthusiasts.
Cooling Solutions
Cooling performance affects both the longevity and reliability of a PSU. The Thermaltake Smart lacks advanced cooling features, relying on standard fan operation. In contrast, the be quiet! Pure Power 13 M employs a semi-passive cooling design, which allows the fan to turn off completely under low load conditions. This feature significantly reduces noise levels when the system is not under heavy use, making it a compelling option for users seeking a quieter computing experience.
Build Quality and Reliability
Build quality is paramount for ensuring the reliability of a PSU. The Thermaltake Smart is designed with industry-grade protections, including over power, over voltage, and short circuit protection, and boasts a mean time between failures (MTBF) of 100,000 hours. While these features are commendable, the be quiet! Pure Power 13 M takes reliability further with advanced LLC topology, which provides superior voltage regulation and stability. This makes the Pure Power 13 M more suited for high-performance applications where stable power delivery is crucial.
Price Consideration
Price is a significant factor in any purchasing decision. The Thermaltake Smart is priced at C$54.98, making it an attractive option for budget-conscious consumers or those building entry-level systems. Conversely, the be quiet! Pure Power 13 M costs C$173.21, reflecting its higher wattage, efficiency, and advanced features designed for serious gamers and professionals. While the Thermaltake Smart is a great value, the additional investment in the be quiet! model may pay off in terms of performance and longevity for users who require more power and efficiency.
User Experience and Target Audience
The target audience for each PSU varies substantially. The Thermaltake Smart is aimed at casual users or those with basic computing needs, offering sufficient power and reliability for everyday tasks. In contrast, the be quiet! Pure Power 13 M is designed for gamers and professionals who demand high performance, efficiency, and advanced features. The quieter operation and robust specifications of the Pure Power 13 M appeal to users looking to build a powerful, future-proof system.
Which should you buy?
When deciding between the Thermaltake Smart 500W 80+ White Certified PSU and the be quiet! Pure Power 13 M 850W Power Supply, consider your specific needs. If you're building a budget-friendly, entry-level system, the Thermaltake Smart offers sufficient power at an attractive price. However, for those seeking a high-performance PSU with superior efficiency, cooling, and connectivity options, the be quiet! Pure Power 13 M is the clear winner, providing 850W of power with advanced features that justify its higher cost. Ultimately, your choice should align with your system requirements and usage scenarios.
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