Noctua NH-L12S vs Thermalright TL-S12RW X3 CPU Fan
Updated August 2026 — The Noctua NH-L12S offers superior performance and quiet operation, making it ideal for high-demand applications, while the Thermalright TL-S12RW X3 is a budget-friendly option for basic cooling needs.
The Noctua NH-L12S offers superior performance and quiet operation, making it ideal for high-demand applications, while the Thermalright TL-S12RW X3 is a budget-friendly option for basic cooling needs.
Why Noctua NH-L12S is better
Cooling Performance
NH-L12S is designed for high-performance CPUs.
Noise Levels
NH-L12S operates ultra-quietly.
Compatibility
NH-L12S supports a wide range of CPU sockets.
Why Thermalright TL-S12RW X3 CPU Fan is better
Price
TL-S12RW X3 is significantly cheaper.
Design
TL-S12RW X3 has a unique aesthetic appeal.
Installation
TL-S12RW X3 is easier to install as a case fan.
Overall score
Specifications
| Spec | Noctua NH-L12S | Thermalright TL-S12RW X3 CPU Fan |
|---|---|---|
| Brand | Noctua | Thermalright |
| Current Price | C$87.95 | C$19.90 |
| Fan Speed | PWM | 1500 RPM |
| Air Pressure | N/A | 1.31 mm H2O |
| Installation Ease | SecuFirm2 | Basic |
Dimension comparison
Price Comparison
The Noctua NH-L12S is significantly more expensive than the Thermalright TL-S12RW X3 CPU Fan, priced at C$87.95 compared to C$19.90. This price difference of C$68.05 reflects the NH-L12S's premium positioning as a compact, high-performance low-profile CPU cooler, while the TL-S12RW X3 represents a budget-friendly option aimed at customers seeking basic cooling solutions. The substantial cost increase for the Noctua cooler suggests that it is engineered for more demanding applications, such as high-performance CPUs in compact builds, whereas the Thermalright fan serves as an economical choice for standard cooling needs.
Design and Build Quality
The design and build quality of the Noctua NH-L12S is tailored for efficiency and aesthetics, boasting a total height of just 70mm, making it suitable for ITX and HTPC systems. This compact profile allows it to fit into tight spaces while still providing effective cooling. In contrast, the Thermalright TL-S12RW X3 features a unique pure white design enhanced by ARGB lines that add to its visual appeal. While the Thermalright fan incorporates soft silicone feet to dampen noise, the Noctua's premium materials and construction are aimed at delivering superior thermal performance and longevity, justifying its higher price point.
Cooling Performance
In terms of cooling performance, the Noctua NH-L12S is designed for moderate heat loads and comes with a highly optimised NF-A12x15 120mm fan that operates quietly due to PWM support and a Low-Noise Adaptor. This fan is capable of efficiently cooling high-end CPUs like the AMD Ryzen 7950X3D and Intel's i7 models. On the other hand, the Thermalright TL-S12RW X3 offers a maximum speed of 1500 RPM, delivering an airflow of 47.6 CFM with a noise level of 23.2 dBA. While it provides adequate cooling for standard applications, it may not match the thermal performance of the Noctua in high-demand scenarios.
Noise Levels
The Noctua NH-L12S is engineered for ultra-quiet operation, making it an ideal choice for users who prioritize a silent environment, especially in compact systems. Its design includes features that minimise noise, which is crucial for builds where noise pollution can be a concern. Conversely, the Thermalright TL-S12RW X3 operates at a noise level of 23.2 dBA, which is relatively quiet for a case fan, but it does not match the silent operation promised by Noctua. For users sensitive to noise, the NH-L12S would be the better option, offering peace of mind alongside performance.
Compatibility
The Noctua NH-L12S shines in compatibility, supporting a wide range of Intel and AMD sockets, including LGA1851, LGA1700, and AM5, allowing for versatile use across various systems. This broad compatibility is enhanced by the included SecuFirm2 mounting system, ensuring easy installation. In comparison, the Thermalright TL-S12RW X3 can be used not only as a case fan but also as a supplementary fan for CPU coolers. However, its compatibility is less comprehensive, focusing primarily on functionality within cases rather than direct CPU cooling solutions, making the NH-L12S a more versatile choice for CPU cooling.
Installation Process
Installation of the Noctua NH-L12S is straightforward, thanks to the SecuFirm2 mounting system designed for easy setup on various CPU sockets. This ease of installation is an important factor for users who may not have extensive experience with building computers. On the other hand, the Thermalright TL-S12RW X3, while designed for versatility, does not have the same level of installation support tailored specifically for CPU coolers. Users considering the TL-S12RW X3 may find it easier to integrate as a case fan, but those looking for a dedicated CPU cooler with a seamless installation will likely prefer the NH-L12S.
User Experience and Reviews
The Noctua NH-L12S has received accolades for its premium cooling efficiency and low noise levels, making it popular among enthusiasts who build compact systems and require reliable performance under load. Users often highlight its exceptional build quality and thermal management capabilities. In contrast, the Thermalright TL-S12RW X3 appeals to budget-conscious consumers who appreciate its aesthetic design and satisfactory performance for everyday use. However, reviews indicate that while it performs well for basic cooling, it may not suffice for high-performance builds. Thus, the user experience can vary significantly based on the intended use case.
Which should you buy?
Choosing between the Noctua NH-L12S and the Thermalright TL-S12RW X3 ultimately depends on your specific needs and budget. The Noctua cooler is ideal for users seeking top-tier performance and silent operation in compact builds, making it well worth the investment at C$87.95. Conversely, if you’re looking for an affordable cooling solution for basic tasks and less demanding CPUs, the Thermalright TL-S12RW X3 at C$19.90 presents a compelling value. Consider your system requirements, noise tolerance, and budget before making a decision, as each product excels in its respective category.
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