Segotep 650W 80 Plus Gold Certified Non-Modular vs Thermaltake Toughpower SFX 750W 80Plus Platinum
Updated August 2026 — Thermaltake Toughpower SFX 750W 80Plus Platinum leads on warranty and modularity.
The Thermaltake Toughpower SFX 750W offers superior efficiency and modularity, making it the better choice for high-performance builds, while the Segotep 650W is a budget-friendly option for mid-range setups.
Why Segotep 650W 80 Plus Gold Certified Non-Modular is better
Price
Segotep is significantly cheaper at $49.99.
Simplicity
Non-modular design may appeal to users who prefer straightforward setups.
Basic Efficiency
80+ Gold certification is still commendable for general use.
Why Thermaltake Toughpower SFX 750W 80Plus Platinum is better
Efficiency
80 Plus Platinum certification indicates higher efficiency.
Modularity
Fully modular design allows for better cable management.
Warranty
7-year warranty provides peace of mind for consumers.
Overall score
Specifications
| Spec | Segotep 650W 80 Plus Gold Certified Non-Modular | Thermaltake Toughpower SFX 750W 80Plus Platinum |
|---|---|---|
| Certification | 80+ Gold | 80+ Platinum |
| Modularity | Non-Modular | Fully Modular |
| Warranty | Not Specified | 7 Years |
| Connector Type | 4 PCI-E 6+2 | PCIe Gen 5.1 |
| Cooling Fan | 120mm | 90mm FDB |
Dimension comparison
Price Comparison
The Segotep 650W is priced at $49.99, making it significantly less expensive than the Thermaltake Toughpower SFX 750W, which costs $139.99. This means the Segotep is about 64% cheaper than the Thermaltake model. If budget constraints are a primary concern, the Segotep offers a more economical choice without sacrificing essential features for mid-range builds. While the Thermaltake boasts higher wattage and platinum efficiency, the price difference may lead some users to opt for the Segotep, particularly if they do not require the additional power.
Efficiency Ratings
The Segotep 650W carries an 80+ Gold certification, ensuring a high level of efficiency, while the Thermaltake Toughpower SFX 750W surpasses this with an 80 Plus Platinum certification. The difference in efficiency can be significant: the Platinum rating indicates it operates at over 90% efficiency under typical loads, which can lead to lower energy bills over time. For users aiming for maximum energy savings and performance, the Thermaltake is the clear winner in this category. However, for everyday users, the Gold certification of the Segotep is still commendable and sufficient for general use.
Design and Form Factor
When it comes to design, the Segotep 650W features a non-modular layout, which may contribute to a more cluttered build due to fixed cables. In contrast, the Thermaltake Toughpower SFX is fully modular, allowing users to connect only the cables they need. This modular design not only promotes better airflow but also enhances the aesthetics of a gaming setup. Additionally, the compact SFX form factor of the Thermaltake makes it suitable for smaller cases, while the larger ATX size of the Segotep might limit its compatibility with compact builds.
Cooling Solutions
The Segotep 650W is equipped with a 120mm silent fan, designed to keep the power supply cool during operation. On the other hand, the Thermaltake Toughpower SFX uses a 90mm FDB fan, which is optimized for low noise and high efficiency. While both cooling systems are effective, the Thermaltake’s fan is part of a more sophisticated design that supports better cooling performance and quieter operation. Users who prioritize silence in their builds may lean towards the Thermaltake due to its quieter fan technology.
Connector Options
In terms of connector availability, the Segotep 650W provides four PCI-E 6+2 pin connectors, making it compatible with most modern graphics cards. In comparison, the Thermaltake Toughpower SFX features a PCIe Gen 5.1 ready interface with a native PCIe 12V-2x6 (12+4pin) modular setup. This advanced connector design ensures compatibility with next-gen graphics cards and enhances overall system stability. For users planning to build a high-performance gaming rig, the Thermaltake's connectors offer future-proofing advantages that the Segotep cannot match.
Warranty and Reliability
The Segotep 650W does not explicitly state its warranty period, leaving potential buyers in the dark about its long-term reliability. In contrast, the Thermaltake Toughpower SFX comes with a robust 7-year warranty, which not only underscores the manufacturer's confidence in their product but also provides peace of mind for consumers. A longer warranty period often indicates a more reliable product, making the Thermaltake a more attractive option for users who wish to invest in a durable power supply.
Target Audience
The Segotep 650W is ideal for budget-conscious builders who need a reliable power supply for mid-range setups. Its lower price point and considerable efficiency make it appealing for everyday users or casual gamers. Conversely, the Thermaltake Toughpower SFX is targeted at enthusiasts and gamers who require higher performance and robustness. With superior efficiency, modularity, and an extensive warranty, it caters to those looking for top-tier components in their builds.
Which should you buy?
Choosing between the Segotep 650W and the Thermaltake Toughpower SFX 750W ultimately depends on your needs and budget. If you are looking for a cost-effective solution for a mid-range build, the Segotep is a solid choice at $49.99, offering good efficiency and adequate features for most users. However, if you have a higher budget and seek maximum efficiency, modular design, and future-proofing for next-gen components, the Thermaltake at $139.99 is worth the investment. Your decision should align with your performance requirements and financial considerations.

