Thermaltake Smart 500W 80+ White Certified PSU, vs Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1
Updated July 2026 — Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 leads on power and price.
The Vetroo 850W offers superior power output and efficiency, making it the better choice for high-performance builds. The Thermaltake Smart 500W is a budget-friendly option for basic needs.
Why Thermaltake Smart 500W 80+ White Certified PSU, is better
Price
Thermaltake is cheaper at $39.99
Warranty
5-year warranty is decent
Noise
Ultra-quiet fan operation
Why Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 is better
Power Output
850W vs 500W
Efficiency
80 Plus Gold certification
Modularity
Fully modular design for easy cable management
Overall score
Specifications
| Spec | Thermaltake Smart 500W 80+ White Certified PSU, | Vetroo 850W Power Supply Dual PCIe 5.1 ATX 3.1 |
|---|---|---|
| Certification | 80 Plus | 80 Plus Gold |
| Modularity | Non-Modular | Fully Modular |
| Cooling Fan | 120mm | 120mm FDB |
| PFC | Active | Active |
| MTBF | 100,000 hrs | Not specified |
Dimension comparison
Overview
When it comes to power supplies, choosing the right one can significantly impact your computer's performance and reliability. In this comparison, we will examine the Thermaltake Smart 500W 80+ White Certified PSU and the Vetroo 850W Power Supply. While the Thermaltake offers a budget-friendly option at $39.99, the Vetroo provides higher wattage and advanced features at $79.99.
Price Comparison
The Thermaltake Smart 500W is priced at $39.99, making it about 17% cheaper than the Vetroo 850W, which retails for $79.99. This significant price difference positions the Thermaltake as an attractive option for users on a budget or those with less demanding power requirements. However, the Vetroo's higher price reflects its advanced features and capabilities, which may justify the investment for gamers or high-performance PC builders.
Power Output
The Thermaltake Smart 500W delivers a continuous output of 500 watts, suitable for mainstream builds. In contrast, the Vetroo 850W provides a powerful 850 watts, making it ideal for high-end systems requiring more energy. This difference in power output can be crucial for users with more demanding hardware setups, such as multiple graphics cards or high-performance CPUs. Thus, while the Thermaltake is adequate for basic systems, the Vetroo caters to enthusiasts looking for superior power supply performance.
Efficiency Ratings
Efficiency is a key factor in power supply performance, and here the Vetroo 850W takes the lead with its 80 Plus Gold certification. This certification indicates that the Vetroo operates at a higher efficiency level than the Thermaltake, which is 80 Plus certified but rated at a lower efficiency under typical load conditions. The Vetroo's quality ensures reliable performance and energy savings, making it a better choice for those who prioritize energy efficiency in their builds.
Design and Modularity
In terms of design, the Vetroo boasts a fully modular setup, allowing users to connect only the cables needed for their specific build. This feature not only simplifies installation but also significantly reduces cable clutter. On the other hand, the Thermaltake Smart 500W is not modular, which may lead to a messier build and potentially obstruct airflow. The modularity of the Vetroo makes it a preferred option for users who value neatness and ease of customization.
Cooling Mechanisms
Both power supplies feature cooling fans, but they differ in design and operation. The Thermaltake Smart 500W is equipped with a 120mm ultra-quiet cooling fan, designed to deliver excellent airflow at low noise levels. The Vetroo 850W, however, comes with a 120mm FDB fan, which is designed for quiet operation while maintaining optimal cooling efficiency. Although both fans aim to provide quiet operation, the Vetroo’s advanced fan design may offer better thermal management, especially under heavy loads.
Warranty and Reliability
Warranty coverage is an essential consideration when investing in a power supply. The Thermaltake Smart 500W offers a 5-year warranty, which is respectable but falls short of the Vetroo's impressive 10-year warranty. This extended warranty on the Vetroo reflects the brand's confidence in its product's longevity and reliability. For users concerned about long-term performance and potential failures, the Vetroo's longer warranty may provide peace of mind.
Target Audience
The Thermaltake Smart 500W is best suited for budget-conscious users or those with basic computing needs, such as office tasks or casual gaming. Its lower power output and price make it ideal for entry-level builds. Conversely, the Vetroo 850W targets gamers and PC builders who require more robust power solutions for high-performance components. Its advanced features and higher wattage cater to those who demand greater efficiency and reliability from their power supplies.
Which should you buy?
In conclusion, the choice between the Thermaltake Smart 500W and the Vetroo 850W ultimately depends on your specific needs and budget. If you're looking for an economical and straightforward option for a basic build, the Thermaltake Smart 500W at $39.99 is a solid choice. However, for those seeking higher wattage, better efficiency, and modularity, the Vetroo 850W stands out at $79.99. Its advanced features and longer warranty make it a worthwhile investment for high-performance systems.

