ARCTIC P12 PWM PST A-RGB - PC Fan vs be quiet! Dark Rock Pro 5 Air CPU Cooler
Updated August 2026 — The ARCTIC P12 PWM PST A-RGB fan offers excellent value for budget builds, while the be quiet! Dark Rock Pro 5 excels in high-performance cooling for demanding systems.
The ARCTIC P12 PWM PST A-RGB fan offers excellent value for budget builds, while the be quiet! Dark Rock Pro 5 excels in high-performance cooling for demanding systems.
Why ARCTIC P12 PWM PST A-RGB - PC Fan is better
price
ARCTIC fan is significantly cheaper at £16.49
RGB lighting
ARCTIC fan features vibrant A-RGB LEDs
installation ease
ARCTIC fan has a straightforward installation process
Why be quiet! Dark Rock Pro 5 Air CPU Cooler is better
cooling performance
Dark Rock Pro 5 is designed for high-performance cooling
noise reduction
Dark Rock Pro 5 operates quieter under load
build quality
Dark Rock Pro 5 features high-end materials and design
Overall score
Specifications
| Spec | ARCTIC P12 PWM PST A-RGB - PC Fan | be quiet! Dark Rock Pro 5 Air CPU Cooler |
|---|---|---|
| Brand | ARCTIC | be quiet! |
| Fan Type | Case Fan | CPU Cooler |
| LEDs | Yes | No |
| Max Speed | 2000 RPM | 2000 RPM |
| Warranty | 2 years | 3 years |
Dimension comparison
Price Comparison
The ARCTIC P12 PWM PST A-RGB is priced at £16.49, while the be quiet! Dark Rock Pro 5 Air CPU Cooler is significantly more expensive at £75.99. This substantial price difference reflects the distinct purposes and functionalities of these two products. The ARCTIC fan is designed as a cost-effective cooling solution, particularly for enhancing airflow in cases or radiators, making it an excellent choice for budget-conscious builders. In contrast, the Dark Rock Pro 5 is a high-end CPU cooler, built for intensive performance and overclocking, justifying its higher price tag.
Cooling Performance
When it comes to cooling performance, the ARCTIC P12 PWM PST A-RGB fan operates at a variable speed of 200-2000 RPM, optimising airflow at 48.80 CFM and a static pressure of 1.85 mmH₂O. This makes it suitable for use on heat sinks and radiators, offering reliable cooling even under higher air resistance. On the other hand, the be quiet! Dark Rock Pro 5 features two Silent Wings PWM fans and boasts a maximum fan speed of 2000 RPM, with the capability to provide high air pressure thanks to its funnel-shaped air inlet. This design means the Dark Rock Pro 5 is particularly effective at cooling CPUs during peak performance, especially in overclocked systems.
Noise Levels
The ARCTIC P12 PWM PST A-RGB fan operates at a noise level of 0.3 Sone, which is relatively quiet, making it suitable for builds where noise is a concern. The design focuses on minimising sound while maintaining high performance. In comparison, the Dark Rock Pro 5 utilises advanced fluid-dynamic bearings and a decoupled fan mounting system to further reduce noise. While the Dark Rock Pro 5 can operate at up to 2000 RPM, the Quiet Mode limits the speed to 1500 RPM, ensuring a quieter experience during standard use. This attention to noise reduction in both products indicates that they cater to users who prefer silent operation.
Design and Aesthetics
The ARCTIC P12 PWM PST A-RGB features 12 A-RGB LEDs that provide vibrant illumination, making it an attractive addition to any gaming setup. Its transparent rotor and enclosed design ensure that the lighting is evenly distributed, enhancing aesthetic appeal. Conversely, the be quiet! Dark Rock Pro 5 embraces a more understated aesthetic typical of high-end components. With its black coating and distinctive design, it is designed to blend seamlessly into premium builds while maintaining a professional appearance. The choice here depends largely on personal preference: the colourful flair of the ARCTIC fan versus the sleek elegance of the Dark Rock Pro 5.
Compatibility
The ARCTIC P12 PWM PST A-RGB fan is versatile, equipped with an integrated Y-splitter for easy connection and control of multiple fans. This makes it an excellent choice for users looking to customise airflow in their cases or expand cooling solutions. In contrast, the Dark Rock Pro 5 is designed for compatibility with various CPU sockets, making it a suitable choice for users building high-performance systems. The installation concept is user-friendly, featuring a detachable mesh top cover that simplifies the process. Each product serves different compatibility needs based on the user's specific cooling requirements.
Installation Process
The ARCTIC P12 PWM PST A-RGB is designed for straightforward installation, particularly due to its Y-splitter feature that simplifies connecting multiple fans. Users can easily retrofit it into existing builds without hassle. The Dark Rock Pro 5, while elegant in design, boasts a simple installation process as well. Its mounting kit is pre-installed and matches the cooler's aesthetics, ensuring a seamless fit. However, given its larger size and complexity, users might require a bit more attention during installation compared to the ARCTIC fan.
Use Cases
The ARCTIC P12 PWM PST A-RGB fan is ideal for users seeking to enhance airflow in their cases or radiators without breaking the bank. Its affordability and effective cooling capabilities make it a go-to choice for budget builds or users who want to add more cooling without significant investment. In contrast, the be quiet! Dark Rock Pro 5 is aimed at enthusiasts and gamers who demand high performance and effective cooling, especially in overclocked systems. It is designed to handle intensive tasks while maintaining lower temperatures, making it suited for high-end CPUs.
Which should you buy?
Choosing between the ARCTIC P12 PWM PST A-RGB fan and the be quiet! Dark Rock Pro 5 ultimately depends on your specific cooling needs and budget. If you require an efficient, cost-effective cooling solution for general airflow enhancement in your case, the ARCTIC fan at £16.49 is a solid option. However, if you are looking for a high-performance CPU cooler capable of handling demanding applications and overclocking, the Dark Rock Pro 5 at £75.99 justifies its higher price with superior cooling performance and advanced features.
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