be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® vs Thermaltake Toughpower GT 850W ATX 3.1 Standard
Updated August 2026 — be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® wins on power output and noise level, Thermaltake Toughpower GT 850W ATX 3.1 Standard wins on warranty.
The be quiet! Dark Power 14 1200W excels in efficiency and capacity, making it ideal for high-end systems, while the Thermaltake Toughpower GT 850W offers great value for mid-range builds.
Why be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® is better
Efficiency
80 PLUS Titanium certification vs 80 PLUS Gold
Capacity
1200W vs 850W
Cooling
Advanced cooling features vs basic fan control
Why Thermaltake Toughpower GT 850W ATX 3.1 Standard is better
Price
$289.90 vs $95.52
Warranty
5-year warranty vs unspecified
Size
Compact design for mid-range builds
Overall score
Specifications
| Spec | be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® | Thermaltake Toughpower GT 850W ATX 3.1 Standard |
|---|---|---|
| Power Type | Modular | Fully Modular |
| Fan Technology | Active/Semi-Passive | Smart Zero Fan |
| PCIe Support | PCIe 5.1 | PCIe 5.1 |
| Form Factor | ATX 3.1 | ATX 3.1 |
| Amperage | High | Standard |
Dimension comparison
Price Comparison
The be quiet! Dark Power 14 1200W is significantly more expensive than the Thermaltake Toughpower GT 850W, costing $289.90 compared to $95.52. This represents a price difference of about 204%, making the Toughpower GT 850W approximately 17% cheaper. If budget constraints are a primary concern, the Thermaltake option is a compelling choice without sacrificing essential features for mid-range systems.
Efficiency Ratings
When it comes to energy efficiency, the be quiet! Dark Power 14 1200W boasts an impressive 80 PLUS Titanium certification, achieving up to 95.42% efficiency. In comparison, the Thermaltake Toughpower GT 850W is rated at 80 PLUS Gold, providing up to 90% efficiency. This difference means that the Dark Power 14 is designed to consume less power and produce less heat during operation, making it ideal for high-end builds where performance and efficiency are paramount.
Cooling Technology
The Dark Power 14 features advanced cooling technology, including a switchable fan mode that allows users to toggle between active and semi-passive cooling. This design minimizes noise during low loads while ensuring optimal performance under heavy use. Conversely, the Toughpower GT incorporates Smart Zero Fan technology, which automatically adjusts the fan speed based on the load. While both power supplies prioritize quiet operation, the Dark Power 14's versatility may be more appealing for users focused on overclocking and high-demand tasks.
Modular Design
Both power supplies offer a modular design, but the be quiet! Dark Power 14 enhances this feature with a fully modular setup that includes native PCIe 5.1 connectors. This makes cable management simpler and promotes better airflow within the case. The Thermaltake Toughpower GT also provides a fully modular design with low-profile cables, making it easier to manage. However, the additional native PCIe 5.1 support in the Dark Power 14 caters more to future-proofing and modern GPU requirements.
Capacity and Output
With a whopping capacity of 1200W, the Dark Power 14 is designed for high-end systems that demand substantial power, such as multi-GPU configurations. In contrast, the Toughpower GT offers 850W, which is sufficient for most mid-range gaming setups. This makes the Dark Power 14 a better choice for users who plan to overclock or run multiple graphics cards while the Toughpower GT remains a solid option for those with less demanding power needs.
Warranty and Reliability
The Toughpower GT comes with a 5-year warranty, providing peace of mind for users regarding its durability and reliability. While the Dark Power 14 does not explicitly state a warranty period in the data provided, the brand's reputation for quality and long-lasting performance is well-known in the industry. A longer warranty can indicate manufacturer confidence, which may sway buyers looking for assurance in their investment.
Brand Reputation
be quiet! has established itself as a leader in quiet PC components, particularly in the power supply segment. The Dark Power 14 is no exception, known for its superior noise reduction and efficient thermal performance. Thermaltake, while also reputable, is often recognized for offering great value at lower price points. Depending on the user's preference for brand loyalty and the intended use case, either choice could be suitable.
Which should you buy?
Ultimately, the choice between the be quiet! Dark Power 14 1200W and the Thermaltake Toughpower GT 850W hinges on your specific needs and budget. If you require high capacity, exceptional efficiency, and advanced cooling features, the Dark Power 14 is worth the investment, despite its higher price. However, if you're looking for a budget-friendly option that still provides reliable performance and efficiency for mid-range systems, the Toughpower GT is a smart choice.

