NZXT C850 Gold ATX 3.1 - Fully Modular Low-Noise PC Gaming Power Supply - 850 Wa vs Microsoft Surface 24W Power Supply
Updated August 2026 — The NZXT C850 is a high-performance power supply ideal for gamers, while the Microsoft Surface power supply is a budget-friendly option for basic needs.
The NZXT C850 is a high-performance power supply ideal for gamers, while the Microsoft Surface power supply is a budget-friendly option for basic needs.
Why NZXT C850 Gold ATX 3.1 - Fully Modular Low-Noise PC Gaming Power Supply - 850 Wa is better
high power output
NZXT C850 provides 850 watts compared to 24 watts of Microsoft.
premium build quality
NZXT uses 100% premium Japanese capacitors.
low noise operation
NZXT features an ultra-low noise fan with Zero Fan Mode.
Why Microsoft Surface 24W Power Supply is better
lower price
Microsoft Surface power supply costs £23.75.
compact design
Microsoft is designed for Surface devices.
basic functionality
Microsoft serves basic power needs effectively.
Overall score
Specifications
| Spec | NZXT C850 Gold ATX 3.1 - Fully Modular Low-Noise PC Gaming Power Supply - 850 Wa | Microsoft Surface 24W Power Supply |
|---|---|---|
| Brand | NZXT | Microsoft |
| Current Price | £84.90 | £23.75 |
| Wattage | 850W | 24W |
| Fan Type | Low Noise | Standard |
| Modular Design | Fully Modular | Non-Modular |
Dimension comparison
Overview of the Products
In this comparison, we will examine the NZXT C850 Gold ATX 3.1 Fully Modular Low-Noise PC Gaming Power Supply and the Microsoft Surface 24W Power Supply. The NZXT power supply is priced at £84.90, while the Microsoft unit is significantly cheaper at £23.75. This price difference highlights the distinct target markets for these two products.
The NZXT C850 is designed for high-performance gaming PCs, featuring advanced specifications like ATX 3.1 compliance and a robust 850-watt output. In contrast, the Microsoft Surface power supply, with its modest 24-watt capacity, is intended for powering Surface devices. Understanding these differences is crucial for consumers looking to make an informed choice between these power supplies.
Design and Build Quality
The design and build quality of a power supply are essential for performance and reliability. The NZXT C850 boasts high-quality construction with 100% premium Japanese capacitors, which enhance hold-up time and reduce ripple noise. This attention to detail ensures stable power delivery, making it suitable for demanding gaming systems.
On the other hand, the Microsoft Surface power supply is straightforward in its design, focusing on functionality rather than advanced features. While it serves its purpose effectively, the build quality does not match the premium components found in the NZXT C850. For users prioritising performance and durability, the NZXT model clearly stands out.
Power Output and Efficiency
Power output is a critical factor when choosing a power supply. The NZXT C850 offers a substantial 850 watts, catering to high-performance gaming setups and capable of supporting powerful components like the NVIDIA GeForce RTX 50 Series graphics cards. This level of output is essential for gamers and professionals who require stable power for demanding applications.
Conversely, the Microsoft Surface power supply provides only 24 watts, which is suitable for less demanding devices like tablets or lightweight laptops. This significant difference in power output indicates that the NZXT C850 is designed for users needing robust energy supply, while the Microsoft option is aimed at casual users with basic power needs.
Noise Levels
When considering a power supply, noise levels can greatly affect the user experience. The NZXT C850 features an ultra-low noise 135mm fluid dynamic bearing fan, which operates silently under 50% load due to its Zero Fan Mode. This design enhances the gaming experience by minimising distractions from fan noise during intense gaming sessions.
In contrast, the Microsoft Surface power supply does not specify any noise reduction features. Given its lower output and simpler design, it is likely to be quieter; however, it may not offer the same level of sophistication in noise management as the NZXT model. For users who prioritise a quiet environment, the NZXT C850 is the superior choice.
Compatibility
Compatibility is vital when selecting a power supply, especially for gaming systems with specific component requirements. The NZXT C850 is compliant with the ATX 3.1 standard, ensuring it can effectively power a wide range of high-performance PC components. Its design includes a 12V-2x6 connector capable of delivering up to 600 watts to NVIDIA graphics cards, making it highly versatile for gamers looking to upgrade their systems.
In contrast, the Microsoft Surface power supply is designed specifically for Surface devices, making it less versatile in terms of compatibility. Users with gaming PCs or custom builds will find the NZXT C850 to be the more accommodating option. This difference highlights the NZXT's broader applicability in the gaming and high-performance market.
Price Comparison
The price difference between the two power supplies is substantial, with the NZXT C850 retailing at £84.90 and the Microsoft Surface power supply priced at £23.75. While the Microsoft model is significantly more affordable, it reflects its lower power output and limited application.
The higher investment in the NZXT C850 can be justified by its advanced features, higher performance capabilities, and better build quality. For gamers and users requiring a reliable power supply for demanding tasks, the extra cost of the NZXT is a worthy consideration. This pricing dynamic underscores the importance of aligning product features with user needs and expectations.
User Experience
User experience is a crucial aspect when evaluating power supplies. The NZXT C850 is designed with gamers in mind, offering features like low noise operation and high efficiency, which contribute to a more enjoyable gaming experience. The modular design also allows for easier cable management, promoting a cleaner build and improved airflow.
The Microsoft Surface power supply, while functional, does not offer the same level of user-centric features. It may serve its purpose well for basic tasks, but users seeking a premium experience will likely gravitate towards the NZXT. Overall, the NZXT C850 delivers a more comprehensive and satisfying user experience for those who require high performance.
Which should you buy?
Ultimately, the decision between the NZXT C850 Gold ATX 3.1 Fully Modular Low-Noise PC Gaming Power Supply and the Microsoft Surface 24W Power Supply hinges on your specific needs. If you are a gamer or a professional requiring robust power for high-performance components, the NZXT C850 at £84.90 is the clear choice with its superior features and capabilities.
Conversely, if your needs are more basic and you are looking for an affordable option to power a Surface device, the Microsoft model at £23.75 will suffice. Each product serves its purpose within its respective market, making the right choice dependent on your individual requirements.
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