Lian Li EDGE1000W Fully Modular Low-Noise ATX vs Thermaltake Smart 500W 80+ White Certified PSU,
Updated July 2026 — Lian Li EDGE1000W Fully Modular Low-Noise ATX wins on power and modularity, Thermaltake Smart 500W 80+ White Certified PSU, wins on price and warranty.
The Lian Li EDGE1000W is a superior choice for high-performance builds, while the Thermaltake Smart 500W is a budget-friendly option for standard systems.
Why Lian Li EDGE1000W Fully Modular Low-Noise ATX is better
Power Output
1000W vs 500W
Efficiency
80 PLUS Gold vs 80 PLUS White
Modular Design
Fully modular vs non-modular
Why Thermaltake Smart 500W 80+ White Certified PSU, is better
Price
$39.99 vs $158.99
Warranty
5-year warranty vs unspecified
Compact Size
Smaller dimensions
Overall score
Specifications
| Spec | Lian Li EDGE1000W Fully Modular Low-Noise ATX | Thermaltake Smart 500W 80+ White Certified PSU, |
|---|---|---|
| Wattage | 1000W | 500W |
| Certification | 80 PLUS Gold | 80 PLUS White |
| Cooling Fan | Low Noise | Ultra Quiet |
| Modular | Fully | Non-modular |
| Compatibility | ATX 3.1 | Older Standards |
Dimension comparison
Overview of Power Supplies
When it comes to power supplies, the Lian Li EDGE1000W and the Thermaltake Smart 500W stand out in different ways. The Lian Li EDGE1000W is a high-capacity, fully modular power supply designed for high-performance builds, while the Thermaltake Smart 500W offers a more budget-friendly option for standard configurations. The EDGE1000W is priced at $158.99, whereas the Smart 500W is significantly cheaper at $39.99. This price difference of about 295% reflects the different target audiences and use cases for each product.
Power Output Comparison
The Lian Li EDGE1000W delivers a substantial 1000 watts of power, making it well-suited for high-end gaming rigs or workstations that require multiple GPUs. In contrast, the Thermaltake Smart 500W provides 500 watts, which is adequate for mid-range systems but may struggle under heavier loads. This means that the Lian Li option is ideal for users planning to run power-hungry components, while the Thermaltake model is better for those with moderate power needs.
Efficiency Ratings
Efficiency is a crucial factor in power supply performance, and the Lian Li EDGE1000W shines with an 80 PLUS Gold certification. This indicates a minimum efficiency of 87% under typical loads. The Thermaltake Smart 500W, on the other hand, holds an 80 PLUS White certification, achieving around 80% efficiency under standard conditions. The Lian Li's superior efficiency not only saves on electricity costs but also results in less heat generation, enhancing overall system longevity.
Noise Levels
Noise levels are another critical consideration for PC builders. The Lian Li EDGE1000W is specifically designed for low noise operation, which is a significant advantage for users looking for a quieter computing environment. It includes features such as a magnetic dust filter mesh that aids in maintaining a silent fan operation. In comparison, the Thermaltake Smart 500W is equipped with a 120mm cooling fan that is described as "ultra quiet," but it may not match the low noise profile of the Lian Li. For gamers and content creators sensitive to noise, the EDGE1000W is likely the better choice.
Modular Design
The Lian Li EDGE1000W features a fully modular design, allowing users to connect only the cables they need, which simplifies cable management and promotes airflow in the case. This is particularly beneficial for high-performance setups where optimal airflow is crucial. The Thermaltake Smart 500W, while functional, is not fully modular, which may lead to more cluttered builds. For those who prioritize aesthetics and neatness in cable management, the modularity of the Lian Li EDGE1000W could be a significant selling point.
Compatibility with Modern Components
The Lian Li EDGE1000W is ATX 3.1 compliant and supports PCIe 5.1, making it a future-proof option for the latest graphics cards, including NVIDIA's 40 and 50 series. This ensures that the power supply can handle modern hardware demands without issue. Conversely, the Thermaltake Smart 500W, while compliant with older standards, may not provide the same level of future-proofing. Users planning to upgrade to the latest components might find the Lian Li option to be more compatible with their needs.
Warranty and Reliability
In terms of warranty, the Thermaltake Smart 500W comes with a generous 5-year warranty, indicating confidence in its reliability. The Lian Li EDGE1000W does not specify its warranty period in the provided data, which may leave potential buyers uncertain about its long-term durability. However, the higher-quality components and certifications of the Lian Li may suggest that it is built to last. For users who prioritize peace of mind through warranty coverage, the Thermaltake model has the edge.
Which should you buy?
Ultimately, the choice between the Lian Li EDGE1000W and the Thermaltake Smart 500W depends on your specific needs. If you are building a high-performance system with cutting-edge components and require substantial power, the Lian Li EDGE1000W is worth the investment at $158.99. However, if you are looking for a budget-friendly option for a mid-range system, the Thermaltake Smart 500W at $39.99 offers adequate performance without breaking the bank. Each product has its strengths, so consider your power requirements and budget before making a decision.

