Cooler Master V850 SFX Gold 850W Fully Modular vs Thermaltake Toughpower GT 850W ATX 3.1 Standard
Updated August 2026 — Cooler Master V850 SFX Gold 850W Fully Modular leads on warranty and size.
The Cooler Master V850 SFX Gold offers superior features and efficiency, making it the better choice for high-performance builds. However, the Thermaltake Toughpower GT is a more budget-friendly option.
Why Cooler Master V850 SFX Gold 850W Fully Modular is better
Warranty
10-year warranty vs 5-year warranty
Cooling
92mm Fluid Dynamic Bearing fan vs 120mm hydraulic bearing fan
Design
Compact SFX design vs larger ATX form factor
Why Thermaltake Toughpower GT 850W ATX 3.1 Standard is better
Price
$95.52 vs $153.25
Fan Technology
Smart Zero Fan technology for quieter operation
Cable Management
Low-profile flat black cables for easier management
Overall score
Specifications
| Spec | Cooler Master V850 SFX Gold 850W Fully Modular | Thermaltake Toughpower GT 850W ATX 3.1 Standard |
|---|---|---|
| Power | 850W | 850W |
| Efficiency | 80 Plus Gold | 80 Plus Gold |
| Modularity | Fully Modular | Fully Modular |
| Cooling Fan | 92mm FDB | 120mm Hydraulic |
| Connector | PCIe 5.1 | PCIe 12V-2x6 |
Dimension comparison
Pricing
The Cooler Master V850 SFX Gold is priced at $153.25, while the Thermaltake Toughpower GT is significantly cheaper at $95.52. This makes the Toughpower GT about 38% less expensive than the V850 SFX Gold. The price difference might attract budget-conscious buyers looking for quality power supply options without compromising performance. However, the higher price of the V850 SFX Gold reflects its advanced features and specifications, which may justify the investment for some users.
Design and Form Factor
The Cooler Master V850 SFX Gold features a compact SFX design, making it ideal for small form factor builds, especially mini-ITX cases. Its size and modularity allow for better cable management and airflow. In contrast, the Thermaltake Toughpower GT is an ATX power supply, which is more suited for larger cases. While both power supplies are fully modular, the V850 SFX Gold's design is specifically tailored for users who prioritize space-saving without sacrificing power output.
Power Efficiency
Both the Cooler Master V850 SFX Gold and the Thermaltake Toughpower GT boast an 80 Plus Gold certification, indicating high energy efficiency. The V850 SFX Gold achieves up to 90% efficiency, ensuring effective power transfer to components, which can lead to lower electricity bills over time. The Toughpower GT also delivers up to 90% efficiency, making it a solid choice for energy-conscious users. While both units are equally efficient, the V850 SFX Gold's design may provide better thermal performance due to its advanced cooling features.
Cable Management
The Cooler Master V850 SFX Gold includes 90° durable cables, which enhance electrical durability and safety. This feature, combined with its custom cable lengths, reduces clutter and improves airflow within the case. On the other hand, the Thermaltake Toughpower GT offers low-profile flat black cables, which also aid in cable management. While both power supplies provide modularity for easy installation, the unique cable design of the V850 SFX Gold may be more appealing to users focused on aesthetics and efficiency in their small builds.
Cooling System
The Cooler Master V850 SFX Gold is equipped with a 92mm Fluid Dynamic Bearing fan, ensuring reliable and efficient cooling while minimizing noise. This feature is particularly beneficial for users who desire a quieter operation during high-performance tasks. In contrast, the Thermaltake Toughpower GT utilizes a 120mm hydraulic bearing fan with Smart Zero Fan technology, which automatically adjusts the fan speed based on the system load. This allows for silent operation during low-load conditions, making it an attractive option for users who prioritize noise reduction.
Warranty
The Cooler Master V850 SFX Gold comes with an impressive 10-year warranty, demonstrating the brand's confidence in its product's durability and performance. The Thermaltake Toughpower GT, while still offering a solid 5-year warranty, may not provide the same level of assurance for long-term use. For users planning to invest in high-quality components for the long haul, the extended warranty of the V850 SFX Gold may be a significant factor in their purchasing decision.
Compatibility and Connectivity
The Cooler Master V850 SFX Gold is designed with ATX 3.1 cables that deliver up to 600W power directly to compatible GPUs, making it versatile for various builds. It also features the latest PCIe 5.1 connector, ensuring compatibility with modern graphics cards. Conversely, the Thermaltake Toughpower GT offers native PCIe 12V-2x6 (12+4 pin) connectors, which are also compatible with contemporary GPUs. Both power supplies are well-equipped for high-performance gaming and workstation setups, but the V850 SFX Gold's specialized connectors may offer a slight edge in efficiency for high-demand applications.
Which should you buy?
Choosing between the Cooler Master V850 SFX Gold and the Thermaltake Toughpower GT ultimately depends on your specific needs and build requirements. The V850 SFX Gold is the better option for users seeking a compact, high-efficiency power supply with advanced features and a longer warranty, despite its higher price of $153.25. Conversely, budget-conscious buyers may prefer the Thermaltake Toughpower GT, priced at $95.52, offering solid performance and features at a more accessible price point. Consider your priorities in terms of space, efficiency, and budget when making your decision.

