be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 vs Thermaltake Gravity i3 Intel LGA 1700 Cocket, 95W
Updated August 2026 — be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 leads on durability and design.
The be quiet! Pure Rock Pro 3 excels in performance and compatibility, while the Thermaltake Gravity i3 is a budget-friendly option for low power processors.
Why be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 is better
Cooling Performance
Superior cooling with six heat pipes and a 120mm fan.
Compatibility
Supports a wider range of CPU sockets.
Design
Double-tower design enhances aesthetics and performance.
Why Thermaltake Gravity i3 Intel LGA 1700 Cocket, 95W is better
Price
Significantly cheaper at $17.79.
Size
Low-profile design suitable for compact builds.
Warranty
Includes a two-year warranty for peace of mind.
Overall score
Specifications
| Spec | be quiet! Pure Rock Pro 3 Black CPU Air Cooler | 6 | Thermaltake Gravity i3 Intel LGA 1700 Cocket, 95W |
|---|---|---|
| Socket Compatibility | AM4, AM5, LGA 1700 | LGA 1700, LGA 1851 |
| Noise Level | Low | 21.3 dB |
| Fan Speed | Up to 1500 RPM | 1200-3500 RPM |
| Heat Pipes | 6 | 4 |
| Warranty | Not specified | 2 years |
Dimension comparison
Price Comparison
The be quiet! Pure Rock Pro 3 Black CPU Air Cooler costs $54.90, while the Thermaltake Gravity i3 is significantly cheaper at $17.79. This makes the Gravity i3 about 68% less expensive than the Pure Rock Pro 3. For budget-conscious consumers, the Gravity i3 offers a compelling option without breaking the bank. However, the price difference also reflects the differences in features and intended use cases, with the more expensive model targeting high-performance applications and overclocking scenarios.
Design and Build Quality
The be quiet! Pure Rock Pro 3 features a double-tower design that enhances its cooling capabilities. Its six high-performance copper heat pipes are nickel-plated, ensuring durability and efficient heat dissipation. In contrast, the Thermaltake Gravity i3 adopts a low-profile design, standing at just 2.58 inches tall. While this makes it suitable for compact builds, it limits its cooling performance compared to the more robust Pure Rock Pro 3. The aesthetic appeal of the Pure Rock Pro 3 is also notable, as it combines power with elegance, making it a visually striking addition to any PC setup.
Cooling Performance
The cooling performance of the be quiet! Pure Rock Pro 3 is superior, thanks to its six heat pipes and 120mm PWM fan. It is designed to keep CPUs at peak performance, even under heavy stress or overclocking conditions. The Thermaltake Gravity i3, on the other hand, is rated for cooling power of 95 watts, making it more suitable for low power processors. Its 92mm fan delivers a noise level of 21.3 decibels, which is quiet but may not provide the same cooling efficiency as the larger fan on the Pure Rock Pro 3. For users looking to push their CPUs to the limit, the Pure Rock Pro 3 is the clear winner.
Compatibility
The be quiet! Pure Rock Pro 3 is compatible with a wide range of sockets including AMD AM4, AM5, and Intel LGA 1700, 1150, 1151, and 1200. This versatility makes it an excellent choice for various builds. In comparison, the Thermaltake Gravity i3 is specifically designed for Intel LGA 1700 and 1851 sockets, which could limit its usability for users with other CPU types. Therefore, if you plan to upgrade or change your CPU in the future, the Pure Rock Pro 3 offers greater flexibility.
Installation Process
Both coolers are designed for easy installation, but the ease of use varies. The be quiet! Pure Rock Pro 3 boasts a self-explanatory mounting kit that simplifies the installation process, particularly for users installing an AM5 CPU, as it includes an offset mounting feature to align the base plate with the CPU's hot spots. The Thermaltake Gravity i3 also promotes quick and easy installation, but its simpler design may not require as many steps. Users looking for a hassle-free setup may find both options appealing, but the Pure Rock Pro 3 offers additional features that may benefit more complex builds.
Noise Levels
The noise output of both coolers is a significant factor for many users. The be quiet! Pure Rock Pro 3's fan is optimized for performance with a noise level that is designed to be low, although specific dB ratings are not provided. In contrast, the Thermaltake Gravity i3 operates at a noise level of 21.3 decibels, which is quite low and suitable for quiet environments. While the Gravity i3’s noise levels are impressive, the Pure Rock Pro 3 is engineered to provide high performance with minimal sound, which may appeal to gamers and PC enthusiasts.
Warranty and Support
The be quiet! Pure Rock Pro 3 does not explicitly mention a warranty, but the brand is known for its reliable products. The Thermaltake Gravity i3, however, comes with a two-year warranty, providing peace of mind to users concerned about product longevity and support. A warranty can be a crucial factor for many buyers, particularly for budget-friendly products like the Gravity i3, where reassurance about quality and support is valued.
Which should you buy?
Choosing between the be quiet! Pure Rock Pro 3 and the Thermaltake Gravity i3 comes down to your specific needs and budget. If you're looking for high-performance cooling for demanding applications and are willing to invest more, the Pure Rock Pro 3 is the clear choice, providing superior cooling capabilities, compatibility, and aesthetic appeal. However, if you need a budget-friendly solution for low power processors and prefer a compact design, the Thermaltake Gravity i3 offers excellent value at just $17.79. Ultimately, your decision should reflect the balance between performance requirements and budget constraints.

