Thermaltake Smart 500W 80+ White Certified PSU vs ESGAMING 650W Non Modular Power Supply with Low-Noise 120mm Fan ATX PSU
Updated August 2026 — The ESGAMING 650W offers higher power output and more extensive protection features, making it the better choice for demanding systems.
The ESGAMING 650W offers higher power output and more extensive protection features, making it the better choice for demanding systems.
Why Thermaltake Smart 500W 80+ White Certified PSU is better
Efficiency
Thermaltake has 80 PLUS certification for efficiency.
MTBF
Thermaltake boasts a 100,000 hours MTBF.
Brand
Thermaltake is a well-known brand in power supplies.
Why ESGAMING 650W Non Modular Power Supply with Low-Noise 120mm Fan ATX PSU is better
Power Output
ESGAMING provides 650W compared to 500W.
Cooling
ESGAMING features a low-noise 120mm fan.
Protection
ESGAMING has more comprehensive protection features.
Overall score
Specifications
| Spec | Thermaltake Smart 500W 80+ White Certified PSU | ESGAMING 650W Non Modular Power Supply with Low-Noise 120mm Fan ATX PSU |
|---|---|---|
| Efficiency | 80% | N/A |
| Protection | OPP, OVP, SCP | OVP, UVP, OPP, SCP, OCP, OTP |
| Cooling | Standard | Low-noise |
| Modularity | Non-modular | Non-modular |
| PCIe Connectors | 2 | Multiple |
Dimension comparison
Overview of the Products
In this comparison, we will examine the Thermaltake Smart 500W 80+ White Certified PSU and the ESGAMING 650W Non Modular Power Supply. Both power supplies cater to different needs and preferences, yet they are closely priced at C$54.98 and C$55.99 respectively. The Thermaltake unit delivers a continuous output of 500 watts, while the ESGAMING model provides a higher capacity of 650 watts. This difference in wattage could significantly influence your choice depending on the power requirements of your system.
Design and Build Quality
The Thermaltake Smart 500W features a traditional design compliant with Intel ATX 12 Volt 2.31 standards, while the ESGAMING 650W is designed with non-modular cables that come pre-installed, promoting a clean look with a flat black design. The ESGAMING unit’s cables stand out because they avoid the typical "ketchup and mustard" colour scheme, offering a more aesthetically pleasing appearance. Both power supplies are built with high-quality components, but the Thermaltake unit focuses on efficiency with its 80 PLUS certification, allowing for an 80% efficiency at typical load, whereas the ESGAMING emphasizes silent operation with its ultra-quiet 120mm cooling fan.
Performance Metrics
In terms of performance, the Thermaltake Smart 500W is rated for 500 watts of continuous output, which is adequate for mid-range systems. On the other hand, the ESGAMING 650W provides a higher output, making it suitable for more power-hungry setups. The added wattage gives users the flexibility to run additional components or more powerful hardware without risk of overloading. The Thermaltake unit also boasts a mean time between failures (MTBF) of 100,000 hours, which indicates a long lifespan under normal conditions. However, the ESGAMING's comprehensive protection features, including over voltage and over current protections, ensure that your critical components remain safe.
Cooling Solutions
Cooling efficiency is vital in power supply units, and both the Thermaltake Smart 500W and ESGAMING 650W take different approaches. The ESGAMING model is equipped with a 120mm fan designed for low-noise operation, ensuring that it remains virtually silent even under load. This feature can be particularly beneficial in gaming setups where noise levels are a concern. In comparison, while the Thermaltake does not specify fan noise levels, its focus lies more on efficiency rather than noise reduction. Thus, if quiet operation is a priority, the ESGAMING may have the upper hand.
Protection Features
Protection features are crucial for the safety of both the power supply and connected components. The Thermaltake Smart 500W includes industry-grade protections such as Over Power Protection (OPP), Over Voltage Protection (OVP), and Short Circuit Protection (SCP). Meanwhile, the ESGAMING 650W offers a more extensive range of protections, including Under Voltage Protection (UVP), Over Current Protection (OCP), and Over Temperature Protection (OTP), in addition to the standard protections. This broader range of safety measures makes the ESGAMING a potentially safer choice for users who wish to ensure maximum protection for their systems.
Compatibility and Connectivity
When it comes to connectivity, both power supplies offer essential compatibility for modern systems. The Thermaltake Smart 500W supports two PCIe 6+2 pin connectors, making it suitable for two graphics cards or high-performance GPUs. The ESGAMING 650W, on the other hand, boasts a standard ATX form factor and a plethora of connectors, including options for legacy components like floppy drives. It also features an 8-pin CPU connector that can be split into two 4-pin connectors and an 8-pin PCIe connector that can be split into a 6+2 configuration. This versatility makes the ESGAMING model a better option for users with diverse connectivity requirements.
Pricing and Value Proposition
The pricing of both units is relatively close, with the Thermaltake Smart 500W priced at C$54.98 and the ESGAMING 650W available for C$55.99. While the difference in price is just C$1.01, the ESGAMING offers a higher power output and more extensive protection features, potentially providing greater value for users who need a more robust power supply. The choice between the two may ultimately hinge on whether the user prioritizes the efficiency and reliability of the Thermaltake or the higher capacity and protections offered by the ESGAMING.
Which should you buy?
Ultimately, the decision between the Thermaltake Smart 500W and the ESGAMING 650W comes down to your specific needs. If you are looking for a reliable, efficient power supply with a long lifespan, the Thermaltake Smart 500W is a solid choice. However, if you require more power, extensive protection features, and a quieter operation, the ESGAMING 650W could be the better option. With only a slight price difference, the ESGAMING offers more flexibility and safety, making it the preferable choice for users with demanding power requirements.
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