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Redragon RGPS-850W 80+ Gold vs Thermaltake Smart 500W 80+ White Certified PSU,

Updated July 2026 — Redragon RGPS-850W 80+ Gold leads on power and capacitors.

The Redragon RGPS-850W offers superior performance and features for demanding users, while the Thermaltake Smart 500W is a budget-friendly option for basic builds.

Why Redragon RGPS-850W 80+ Gold is better

Power Output

850W 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 $124.99

Warranty

5-year warranty vs unspecified

Basic Use

Suitable for entry-level builds

Overall score

Redragon RGPS-850W 80+ Gold
85
Thermaltake Smart 500W 80+ White Certified PSU,
60

Specifications

SpecRedragon RGPS-850W 80+ GoldThermaltake Smart 500W 80+ White Certified PSU,
Certification80 Plus Gold80 Plus White
ModularityFully ModularNon-Modular
WarrantyN/A5 Years
Cooling ModeZero RPMStandard Fan
Capacitors100% JapaneseHigh Quality

Dimension comparison

Redragon RGPS-850W 80+ GoldThermaltake Smart 500W 80+ White Certified PSU,

Overview of Power Supplies

When comparing the Redragon RGPS-850W and the Thermaltake Smart 500W, it’s clear that they cater to different needs and budgets. The Redragon RGPS-850W is priced at $124.99, offering high performance for demanding gaming setups, while the Thermaltake Smart 500W is a budget-friendly option at $39.99, suitable for basic builds. The price difference is significant, with the Redragon being about 213% more expensive than the Thermaltake.

Power Output and Efficiency

The Redragon RGPS-850W boasts an output of 850 watts with an 80 Plus Gold certification, ensuring high efficiency and cooler operation. This means it operates at approximately 90% efficiency under typical loads, which is ideal for high-performance gaming rigs. In contrast, the Thermaltake Smart 500W delivers a continuous output of 500 watts and holds an 80 Plus White certification, providing around 80% efficiency. While the Thermaltake is sufficient for entry-level setups, it may struggle under more demanding conditions compared to the Redragon.

Modular Design

The Redragon RGPS-850W features a fully modular design, allowing users to connect only the cables they need, which optimizes airflow and reduces clutter. This is particularly beneficial in larger cases where cable management is crucial. On the other hand, the Thermaltake Smart 500W does not mention a modular design, which may lead to potential cable management challenges in more compact cases. The convenience of a modular system can enhance the overall aesthetic and functionality of a gaming rig.

Cooling Solutions

Cooling is vital for maintaining optimal performance, and both power supplies come equipped with fans designed for quiet operation. The Redragon RGPS-850W incorporates a Zero RPM mode, meaning the fan remains silent until temperatures exceed 60℃, ensuring an ultra-quiet experience during lower loads. The Thermaltake Smart 500W features a 120mm ultra-quiet cooling fan that also operates efficiently. However, it does not offer the same advanced cooling technology, which could make the Redragon a better choice for users who prioritize a silent system under varying loads.

Build Quality and Reliability

In terms of build quality, the Redragon RGPS-850W uses 100% Japanese capacitors, which are known for their reliability and durability, providing maximum power stability for demanding gaming applications. The Thermaltake Smart 500W, while made with high-quality components, does not specify the use of Japanese capacitors. The longevity and performance consistency of the Redragon’s build may make it a more attractive choice for serious gamers or those looking for a long-term investment.

Compatibility and Connectivity

The Redragon RGPS-850W is designed with the latest technology, supporting ATX 3.1 and PCIe 5.1 standards, which makes it fully compatible with cutting-edge graphics cards like the NVIDIA RTX 40 and 50 series. It includes a 12VHPWR cable, enhancing its future-proofing capabilities. Conversely, the Thermaltake Smart 500W supports only two PCIe 6+2 pin connectors, which may limit its compatibility with newer graphics cards. Users planning to upgrade their systems in the near future would benefit more from the Redragon’s advanced connectivity options.

Warranty and Support

Warranty support can be a critical factor when purchasing a power supply. The Redragon RGPS-850W does not specify a warranty period, while the Thermaltake Smart 500W offers a 5-year warranty. This extensive warranty from Thermaltake may provide peace of mind for budget-conscious users concerned about reliability. However, the lack of a stated warranty for the Redragon could imply a focus on quality and confidence in their product, although it is a point worth considering.

Which should you buy?

Ultimately, the decision between the Redragon RGPS-850W and the Thermaltake Smart 500W boils down to your specific needs and budget. If you’re aiming for high performance, advanced features, and future-proofing capabilities, the Redragon RGPS-850W is the clear winner, albeit at a higher price of $124.99. However, if you are looking for an economical solution for a basic build, the Thermaltake Smart 500W at $39.99 provides solid performance for everyday tasks. Your choice should reflect your current needs and future upgrade plans.