be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 vs Thermalright AXP90-X53 White Low Profile ITX CPU Air Cooler,
Updated August 2026 — be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 wins on cooling and performance, Thermalright AXP90-X53 White Low Profile ITX CPU Air Cooler, wins on noise level.
The be quiet! Pure Rock Pro 3 offers superior performance and features, while the Thermalright AXP90-X53 is a budget-friendly option for compact builds.
Why be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 is better
Cooling Performance
6 heat pipes vs 4 heat pipes
Fan Size
120mm fan vs 92mm fan
Installation Ease
User-friendly mounting kit
Why Thermalright AXP90-X53 White Low Profile ITX CPU Air Cooler, is better
Price
$19.39 vs $54.90
Noise Level
22.4 dBA maximum noise
Size
53mm height for ITX builds
Overall score
Specifications
| Spec | be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 | Thermalright AXP90-X53 White Low Profile ITX CPU Air Cooler, |
|---|---|---|
| Max TDP | Unknown | 150W |
| Noise Level | Quiet | 22.4 dBA |
| Fan Type | PWM | PWM |
| Material | Copper/Aluminum | Copper/Aluminum |
| Compatibility | AM4/AM5/LGA | AM4/AM5/LGA |
Dimension comparison
Price Comparison
The be quiet! Pure Rock Pro 3 Black is priced at $54.90, while the Thermalright AXP90-X53 White comes in at just $19.39. This makes the Thermalright option about 65% cheaper than the be quiet! cooler. If budget is a primary concern, the Thermalright AXP90-X53 clearly stands out as the more economical choice. However, the significant price difference may come with trade-offs in performance and features that users should consider before deciding.
Cooling Performance
The be quiet! Pure Rock Pro 3 Black boasts 6 high-performance 6mm heat pipes, which are designed to maintain optimal CPU temperatures even under heavy loads or overclocking conditions. In contrast, the Thermalright AXP90-X53 features 4 heat pipes and a maximum TDP (Thermal Design Power) of 150W, which is sufficient for most standard CPUs but may not handle extreme scenarios as effectively. The Pure Rock Pro 3's advanced heat dissipation technology makes it a solid choice for users with high-performance requirements.
Fan Efficiency
The cooling fan in the be quiet! Pure Rock Pro 3 is a 120mm PWM model, optimized for high airflow and designed to operate quietly, ensuring that your system remains cool without generating excessive noise. On the other hand, the Thermalright AXP90-X53 utilizes a 92mm PWM fan that operates at a maximum noise level of just 22.4 dBA, which is exceptionally quiet for a cooler of its size. While both fans aim for efficiency, the larger fan on the Pure Rock Pro 3 may provide better cooling performance, especially in more demanding situations.
Size and Compatibility
The Pure Rock Pro 3 features a compact offset design that increases RAM and VRM cooler compatibility. This design is particularly beneficial for users with limited space in their PC cases. Conversely, the AXP90-X53 is designed specifically for small form factor builds, with a height of only 53mm. This makes it ideal for ITX setups where space is at a premium. Users should consider their case size and layout when choosing between these two coolers, as compatibility can significantly impact overall system performance.
Installation Ease
Installation is straightforward with the be quiet! Pure Rock Pro 3, thanks to its user-friendly mounting kit. This ease of installation is particularly advantageous for users who may not have extensive experience with PC builds. The Thermalright AXP90-X53 also emphasizes easy installation, providing specific mounting fasteners for various platforms, including AMD and Intel CPUs. While both coolers are designed for user convenience, the overall simplicity of the Pure Rock Pro 3's installation process may give it an edge for novice builders.
Aesthetic Appeal
In terms of design, the be quiet! Pure Rock Pro 3 Black combines power and elegance, featuring a striking appearance that enhances any build. Its black finish and clean lines make it a visually appealing component. The Thermalright AXP90-X53, on the other hand, showcases a sleek white design that might appeal to users aiming for a specific aesthetic in their builds. Both coolers offer unique visual styles, but personal preference will ultimately dictate which design resonates more with potential buyers.
Noise Levels
Noise levels are a crucial consideration for many PC builders. The be quiet! Pure Rock Pro 3 is engineered to operate quietly, but specific dBA ratings are not provided. In contrast, the Thermalright AXP90-X53 has a maximum noise output of just 22.4 dBA, making it an excellent choice for users seeking a silent operating environment. For those who prioritize a quiet PC, the AXP90-X53 stands out as a particularly strong contender.
Which should you buy?
Ultimately, the decision between the be quiet! Pure Rock Pro 3 Black and the Thermalright AXP90-X53 comes down to your specific needs and preferences. If you're looking for a high-performance cooler with superior heat management capabilities and don't mind spending a bit more, the be quiet! option is an excellent choice. However, if you're working with a tight budget or require a low-profile cooler for an ITX build, the Thermalright AXP90-X53 is a highly capable alternative that offers exceptional value.

