Noctua NH-U9S chromax.Black, vs Thermaltake Gravity i3 Intel LGA 1700 Cocket, 95W
Updated August 2026 — Noctua NH-U9S chromax.Black, leads on noise level and design.
The Noctua NH-U9S chromax.Black offers superior performance and noise management, making it the better choice for high-demand users. The Thermaltake Gravity i3 is a budget-friendly option for low-power systems.
Why Noctua NH-U9S chromax.Black, is better
Performance
Better cooling performance for high-end CPUs
Noise
Quieter operation at idle and under load
Warranty
Longer warranty period of 6 years
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
Installation
Quick and easy installation process
Overall score
Specifications
| Spec | Noctua NH-U9S chromax.Black, | Thermaltake Gravity i3 Intel LGA 1700 Cocket, 95W |
|---|---|---|
| Socket Compatibility | LGA 1700/115x | LGA 1700/1851 |
| Noise Level | Quiet | 36.5 dBa |
| Cooling Power | High | 95 W |
| Fan Speed | Max 2000 RPM | 1200~3500 RPM |
| Warranty | 6 years | 2 years |
Dimension comparison
Introduction to CPU Coolers
When selecting a CPU cooler, two prominent options are the Noctua NH-U9S chromax.Black and the Thermaltake Gravity i3. Each cooler caters to specific user needs, offering unique features and price points. Understanding their differences will help determine which cooler is better suited for your setup.
Price Comparison
The Noctua NH-U9S chromax.Black is priced at $74.95, while the Thermaltake Gravity i3 is significantly cheaper at $17.79. This means the Noctua cooler is about 320% more expensive than the Thermaltake model. For budget-conscious consumers or those building a low-power system, the Gravity i3 is an attractive option. However, the price difference reflects the performance and features of each cooler, making it essential to weigh these against your cooling needs.
Design and Compatibility
In terms of design, the Noctua NH-U9S chromax.Black features a compact 92mm single-tower design that fits most tower cases, measuring 125mm in height. This allows it to avoid overhanging RAM slots and blocking PCIe slots, making it an excellent choice for various builds. On the other hand, the Thermaltake Gravity i3 boasts a low-profile design at just 2.58 inches tall, making it suitable for smaller cases. It is compatible with Intel LGA 1700 and 1851 sockets, catering specifically to users with Intel processors. Both coolers prioritize compatibility, but the Noctua provides a more versatile fit across different setups.
Cooling Performance
Cooling performance is a crucial factor in choosing a CPU cooler. The Noctua NH-U9S features the renowned NF-A9 92mm fan, which is known for its ability to maintain low noise levels while providing excellent cooling under load. It can efficiently cool high-performance CPUs like the AMD Ryzen 9 9950X. Conversely, the Thermaltake Gravity i3 offers a maximum air flow of 56.84 CFM, with a noise level of 36.5 dBa. While it is optimized for low power processors, the Noctua's design and fan technology make it a premium choice for demanding applications and gaming setups.
Noise Levels
Noise levels can significantly impact the user experience, especially in quiet environments. The Noctua NH-U9S is designed for whisper-quiet operation at idle, thanks to its Low-Noise Adaptor and PWM (Pulse Width Modulation) capabilities. It ensures that the cooler operates silently during light tasks while ramping up performance under heavy loads. The Thermaltake Gravity i3, while also designed for low noise, operates at a higher noise level of 36.5 dBa under load. For users prioritizing a quiet workspace, the Noctua cooler clearly excels in this area.
Installation Process
When it comes to installation, the Noctua NH-U9S includes the SecuFirm2 mounting system, which simplifies the installation process across various Intel and AMD sockets. This system is designed to ensure a secure fit and optimal performance. The Thermaltake Gravity i3 emphasizes quick and easy installation, making it accessible even for novice builders. While both coolers are user-friendly, the Noctua’s comprehensive mounting options provide an edge for users with diverse builds.
Warranty and Support
Warranty and support are essential considerations for any hardware purchase. The Noctua NH-U9S comes with a robust 6-year manufacturer’s warranty, reflecting the brand's confidence in its product quality. In contrast, the Thermaltake Gravity i3 offers a 2-year warranty. This substantial difference in warranty periods indicates that Noctua is committed to long-term reliability, giving consumers peace of mind regarding their investment.
User Reviews and Reputation
The Noctua brand is well-regarded in the PC cooling market, having received over 100 awards and recommendations from international hardware websites. Its reputation for quality and performance is well-established. In comparison, the Thermaltake Gravity i3, while a solid option for budget builds, does not have the same level of recognition. For users looking for proven performance and reliability, the Noctua NH-U9S stands out as the clear choice.
Which should you buy?
Choosing between the Noctua NH-U9S chromax.Black and the Thermaltake Gravity i3 ultimately depends on your specific needs. If you are looking for a high-performance cooler suitable for demanding CPUs, with superior noise management and longevity, the Noctua is the better option despite its higher price of $74.95. However, if you are on a budget, building a compact system, or working with low power processors, the Thermaltake Gravity i3 at $17.79 provides excellent value. Consider your system requirements and preferences to make the right choice for your setup.

