CORSAIR CX650 80 PLUS Bronze Non Modular Low-Noise ATX 650 Watt Power Supply - U vs Microsoft Surface 24W Power Supply

Overview of the Products

In this comparison, we will examine the CORSAIR CX650 80 PLUS Bronze Non Modular Low-Noise ATX 650 Watt Power Supply and the Microsoft Surface 24W Power Supply. The two power supplies cater to different needs, with the CORSAIR model aimed at PC builders requiring a robust power source, while the Microsoft option serves as a compact solution for Surface devices. This fundamental difference shapes their respective features and pricing.

Pricing Comparison

The CORSAIR CX650 is priced at £44.99, significantly higher than the Microsoft Surface 24W Power Supply, which retails for £23.75. This difference of £21.24 reflects their target markets and capabilities. While the CORSAIR power supply is designed for high-performance PCs, capable of delivering 650 watts, the Microsoft power supply is a lightweight option suitable for less demanding devices. Consumers must consider their specific power needs when evaluating the cost versus performance ratio of these products.

Efficiency and Performance

The CORSAIR CX650 boasts an 80 PLUS Bronze certification, indicating an operational efficiency of up to 88%. This efficiency not only generates less heat but also reduces energy costs over time. In contrast, the Microsoft Surface Power Supply has a much lower output of 24 watts, which is adequate for charging Surface devices but does not offer the same performance level as the CORSAIR model. Users focused on energy efficiency and performance will find the CORSAIR power supply to be a superior choice due to its higher wattage and certification.

Design and Build Quality

The design of the CORSAIR CX650 is tailored for modern PC builds, featuring a compact casing of 125mm length, allowing it to fit easily in most cases. Additionally, it includes low-noise technology with a thermally controlled 120mm cooling fan that only spins at high speeds under heavy loads, ensuring a quieter operation during less demanding tasks. On the other hand, the Microsoft Surface Power Supply is straightforward in design, aimed at utility rather than aesthetics. While it serves its purpose well, it lacks the advanced cooling and design features found in the CORSAIR model.

Target Audience

The target audience for the CORSAIR CX650 is gamers and PC enthusiasts who require a reliable and efficient power source for high-performance components. With its capability to deliver full continuous power, it is well-suited for systems that may include powerful GPUs and CPUs. In contrast, the Microsoft Surface Power Supply targets users of Surface devices who need a simple and effective charging solution. This divergence in target audiences highlights the different use cases for each product.

Cooling Technology

The cooling technology of the CORSAIR CX650 is a significant advantage, featuring a low-noise 120mm fan that adjusts its speed based on the power supply's load. This ensures that users benefit from a quieter experience during light use while maintaining optimal cooling during heavy workloads. The Microsoft Surface Power Supply, while effective for its purpose, does not incorporate advanced cooling technology, as it is designed for lower power output and does not generate significant heat. Thus, for users concerned about noise levels and thermal management, the CORSAIR option is the clear winner.

Usability and Compatibility

The CORSAIR CX650 is designed to be user-friendly for PC builders, featuring black sleeved cables and a black powder-coated casing that blend seamlessly into any build. Its full continuous power capability ensures compatibility with a wide range of components. The Microsoft Surface Power Supply, with its straightforward plug-and-play functionality, excels in usability for Surface device owners, making it an easy choice for those who may not be as tech-savvy. However, its limited output means it is not suitable for high-performance needs.

Which should you buy?

When deciding between the CORSAIR CX650 and the Microsoft Surface 24W Power Supply, the choice ultimately depends on your specific requirements. If you are a gamer or a PC builder needing a reliable power supply with excellent efficiency, the CORSAIR CX650 at £44.99 is the better option, providing 650 watts of power and advanced cooling technology. Conversely, if you are looking for a budget-friendly and straightforward solution for charging Surface devices, the Microsoft Surface Power Supply at £23.75 is adequate for its intended purpose. Thus, the decision hinges on whether performance or simplicity is your priority.