Redragon RGPS-850W 80+ Gold vs Segotep 650W 80 Plus Gold Certified Non-Modular
Updated August 2026 — Redragon RGPS-850W 80+ Gold leads on modularity and reliability.
The Redragon RGPS-850W outperforms the Segotep 650W in power output, modularity, and component quality. For high-performance needs, the Redragon is the better choice.
Why Redragon RGPS-850W 80+ Gold is better
Higher Wattage
850W vs 650W
Modular Design
Fully modular vs non-modular
Quality Components
100% Japanese capacitors vs unspecified
Why Segotep 650W 80 Plus Gold Certified Non-Modular is better
Lower Price
$49.99 vs $124.99
Simplicity
Non-modular design may be easier for basic builds
Global Adaptation
Global voltage adaptation feature
Overall score
Specifications
| Spec | Redragon RGPS-850W 80+ Gold | Segotep 650W 80 Plus Gold Certified Non-Modular |
|---|---|---|
| Certification | 80 Plus Gold | 80 Plus Gold |
| Fan Type | RGB Fan | Silent Fan |
| Cables | Fully Modular | Non-Modular |
| Capacitors | Japanese | Unspecified |
| Compatibility | ATX 3.1 | Standard |
Dimension comparison
Overview of the Redragon RGPS-850W and Segotep 650W
When comparing the Redragon RGPS-850W and the Segotep 650W, it’s clear that they cater to different needs and preferences in the power supply market. The Redragon RGPS-850W offers a higher wattage of 850 watts, while the Segotep 650W provides 650 watts. This fundamental difference can significantly influence performance, especially for high-end gaming and professional setups. The Redragon, priced at $124.99, is more expensive than the Segotep, which is available for $49.99, making the latter about 60% less expensive.
Performance and Efficiency Ratings
The Redragon RGPS-850W boasts an impressive 80 Plus Gold certification, which indicates higher energy efficiency compared to standard units. This certification not only ensures cooler operation but also contributes to lower electricity bills over time. The Segotep 650W also carries the 80 Plus Gold certification, ensuring it delivers efficient performance, but with a lower power output. While both units promise efficiency, the Redragon's higher wattage makes it better suited for demanding setups, particularly those using power-hungry components like the latest GPUs.
Modular vs. Non-Modular Design
One major difference between these two power supplies lies in their design. The Redragon RGPS-850W features a fully modular design, allowing users to connect only the cables they need, which aids in cable management and improves airflow within the case. On the other hand, the Segotep 650W has a non-modular design. While it may reduce initial complexity during setup, it can lead to cable clutter, potentially impacting airflow and resulting in higher temperatures. For users who prioritize a tidy build and optimal cooling, the Redragon RGPS-850W's modularity presents a significant advantage.
Build Quality and Component Reliability
The Redragon RGPS-850W is built with 100% Japanese capacitors, known for their reliability and durability. This focus on quality components translates into better performance and longevity, particularly in high-stress environments like gaming or content creation. Conversely, while the Segotep 650W does not specify the same high-grade components, it does provide a single 12V output that assures reliable power delivery. However, the lack of details on the components used may raise concerns for users seeking top-tier quality in their builds.
Cooling Solutions
Cooling is crucial in maintaining optimal performance for power supplies, and both products incorporate effective cooling solutions. The Redragon RGPS-850W features a smart ECO low noise RGB fan that operates in Zero RPM mode until temperatures reach 60℃, ensuring quiet operation during low load. The Segotep 650W utilizes a 120mm silent fan, which also aims to keep noise levels low. While both fans focus on quiet operation, the added features in the Redragon's cooling solution may offer a better balance between performance and noise, particularly in high-performance scenarios.
Compatibility with Modern Hardware
When it comes to compatibility, the Redragon RGPS-850W is designed with upgraded ATX 3.1 and PCIe 5.1 standards, making it future-proof for the latest graphics cards, including those from Nvidia's 40 and 50 series. This forward-thinking design allows for 200% total power excursion and 300% GPU power excursion, which is particularly appealing for high-performance gaming setups. The Segotep 650W, while sufficient for many systems, might struggle with newer, high-demand GPUs due to its lower wattage and older connectivity standards. For gamers and professionals looking to invest in future-proof equipment, the Redragon presents a significant advantage.
Price Comparison and Value
The price difference between the two power supplies is quite stark, with the Redragon RGPS-850W retailing for $124.99 and the Segotep 650W available for just $49.99. This makes the Segotep approximately 60% cheaper than the Redragon. However, it’s essential to consider what you are getting for that additional cost. The Redragon’s higher wattage, modular design, and superior component quality may justify its price for those who require higher performance and reliability, while the Segotep serves as a budget option for users with less demanding needs.
Which should you buy?
Ultimately, the choice between the Redragon RGPS-850W and the Segotep 650W depends on your specific needs and budget. If you are building a high-performance gaming rig or a professional workstation that demands more power and efficiency, the Redragon RGPS-850W is the clear winner due to its higher wattage, modularity, and advanced features. However, if you are working with a more modest setup and are looking for a cost-effective solution, the Segotep 650W offers solid performance at a fraction of the price. Assess your power requirements and budget to make the most informed decision.

