be quiet! Pure Rock 3 Black Air Cooler vs ARCTIC Liquid Freezer III Pro 240 - AIO CPU Cooler
Updated August 2026 — The ARCTIC Liquid Freezer III Pro 240 offers superior cooling performance and advanced features, making it the better choice for high-performance systems, while the be quiet! Pure Rock 3 Black is a solid budget option for everyday use.
The ARCTIC Liquid Freezer III Pro 240 offers superior cooling performance and advanced features, making it the better choice for high-performance systems, while the be quiet! Pure Rock 3 Black is a solid budget option for everyday use.
Why be quiet! Pure Rock 3 Black Air Cooler is better
price
be quiet! Pure Rock 3 Black is significantly cheaper at £27.99.
ease of installation
be quiet! Pure Rock 3 Black has a straightforward installation process.
noise levels
be quiet! Pure Rock 3 Black is designed for low noise operation.
Why ARCTIC Liquid Freezer III Pro 240 - AIO CPU Cooler is better
cooling performance
ARCTIC Liquid Freezer III Pro 240 provides superior thermal performance.
advanced features
ARCTIC Liquid Freezer III Pro 240 includes integrated VRM fan.
compatibility
ARCTIC Liquid Freezer III Pro 240 supports newer Intel sockets.
Overall score
Specifications
| Spec | be quiet! Pure Rock 3 Black Air Cooler | ARCTIC Liquid Freezer III Pro 240 - AIO CPU Cooler |
|---|---|---|
| Brand | be quiet! | ARCTIC |
| Price | £27.99 | £56.49 |
| Cooling Type | Air | Liquid |
| Fan Speed | 1500 RPM | 2000 RPM |
| Socket Compatibility | AM4 | LGA1700 |
Dimension comparison
Overview of the Coolers
When comparing the be quiet! Pure Rock 3 Black Air Cooler and the ARCTIC Liquid Freezer III Pro 240, it's crucial to note that both coolers cater to different needs and preferences in CPU cooling. The be quiet! model is priced at £27.99, while the ARCTIC unit is significantly higher at £56.49. This price difference reflects their distinct cooling technologies and target applications.
The be quiet! Pure Rock 3 Black is designed primarily for consumer PCs, providing a robust cooling capacity with a TDP of 190W. In contrast, the ARCTIC Liquid Freezer III Pro 240 is a liquid cooler that offers advanced cooling features, making it suitable for high-performance systems. Both products showcase the brands' commitment to quality, but their approaches to cooling differ significantly.
Cooling Performance
The be quiet! Pure Rock 3 Black excels in its air cooling performance with a TDP of 190W, making it suitable for a variety of setups from gaming to multimedia. It utilises four 6mm heat pipes to efficiently transport heat to the cooling fins, ensuring optimal performance.
On the other hand, the ARCTIC Liquid Freezer III Pro 240 leverages liquid cooling technology, which generally provides superior thermal performance, particularly under heavy loads. The integrated P12 PRO fan enhances cooling efficiency, especially at low speeds, and offers a higher maximum speed compared to conventional fans. This means that for users looking to push their CPUs to the limit, the ARCTIC cooler may offer more efficient temperature management.
Design and Compatibility
The design of the be quiet! Pure Rock 3 Black is compact, allowing for significant RAM and VRM cooler compatibility. This slim profile is particularly beneficial for PC cases with limited space, as it does not obstruct memory modules.
Conversely, the ARCTIC Liquid Freezer III Pro 240 features a more complex design due to its radiator and liquid cooling system. While it may take up more space within a case, it includes an integrated VRM fan that helps manage the temperature of voltage converters, ensuring reliable performance during demanding tasks. Compatibility with Intel LGA1851 and LGA1700 sockets is optimised through its native offset mounting, which is a distinct advantage for users with newer Intel chipsets.
Installation Process
Installation of the be quiet! Pure Rock 3 Black is straightforward, thanks to its preinstalled mounting bridge and user-friendly screws. This ease of installation is a significant selling point for those who may not be as experienced with CPU cooler setups.
In contrast, the installation of the ARCTIC Liquid Freezer III Pro 240 can be more involved due to its liquid cooling components. However, it does feature integrated cable management, which reduces visible clutter within the case. The presence of a single visible cable connected to the motherboard simplifies the aesthetic, which is a consideration for many enthusiasts.
Noise Levels
The be quiet! Pure Rock 3 Black is designed with performance in mind while maintaining low noise levels, a hallmark of the be quiet! brand. Its Pure Wings 3 fan is specifically engineered to optimise airflow while minimising sound, making it an excellent choice for users who prioritise a quiet computing experience.
The ARCTIC Liquid Freezer III Pro 240, with its P12 PRO fan, is also designed to operate quietly, especially at low speeds. The trade-off with liquid cooling systems is that they can produce more noise under high loads, but the ARCTIC model aims to maintain a balance between performance and noise reduction, ensuring that it remains relatively quiet even during intense usage.
Price Consideration
With the be quiet! Pure Rock 3 Black priced at £27.99, it offers a budget-friendly option for users seeking reliable air cooling performance. This price point makes it accessible for entry-level and mainstream computers, appealing to a broader audience.
The ARCTIC Liquid Freezer III Pro 240, on the other hand, comes at a higher price of £56.49. This price reflects its advanced features and superior cooling capabilities, catering to users who are willing to invest more for enhanced performance, particularly in high-performance gaming or workstation setups.
Target Audience
The be quiet! Pure Rock 3 Black is aimed at consumers looking for a solid cooling solution for everyday use, including gaming and multimedia tasks. Its ease of installation and compatibility make it an excellent choice for users building their first PC or upgrading an existing one.
In contrast, the ARCTIC Liquid Freezer III Pro 240 is targeted at enthusiasts and gamers who demand the highest levels of cooling performance. Its advanced features and ability to handle more intensive workloads make it ideal for those who regularly push their systems to the limit.
Which should you buy?
Choosing between the be quiet! Pure Rock 3 Black and the ARCTIC Liquid Freezer III Pro 240 ultimately depends on your specific needs and budget. If you are looking for an affordable, easy-to-install cooler with solid performance for everyday computing, the be quiet! Pure Rock 3 Black at £27.99 is an excellent choice.
However, if you require superior cooling for high-performance tasks and are willing to invest in advanced technology, the ARCTIC Liquid Freezer III Pro 240, priced at £56.49, is worth considering. Its liquid cooling capabilities and integrated features make it a formidable contender for enthusiasts and gamers alike.
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