Noctua NF-A14 PWM vs Thermalright Peerless Assassin 120 Mini Black CPU
Updated August 2026 — Noctua NF-A14 PWM wins on brand reputation and build quality, Thermalright Peerless Assassin 120 Mini Black CPU wins on compatibility.
The Noctua NF-A14 PWM is a quieter and more affordable option, while the Thermalright Peerless Assassin offers advanced cooling technology. Choose based on your specific needs.
Why Noctua NF-A14 PWM is better
Price
Noctua is $9.44 cheaper
Noise Level
Noctua operates at 24.6 dB(A)
Simplicity
Easier installation process
Why Thermalright Peerless Assassin 120 Mini Black CPU is better
Cooling Performance
Advanced heat dissipation technology
Compatibility
Supports more CPU sockets
Build Quality
Compact design with 6 heat pipes
Overall score
Specifications
| Spec | Noctua NF-A14 PWM | Thermalright Peerless Assassin 120 Mini Black CPU |
|---|---|---|
| Max Noise | 24.6 dB(A) | 25.6 dB(A) |
| Fan Type | PWM | PWM |
| Air Flow | N/A | 66.87 CFM |
| Heat Pipes | 0 | 6 |
| MTTF | >150,000 h | 20,000 h |
Dimension comparison
Overview of the Products
In this comparison, we will analyze the Noctua NF-A14 PWM and the Thermalright Peerless Assassin 120 Mini Black CPU Cooler. The Noctua fan is priced at $24.95, while the Thermalright cooler costs $34.39, making the Noctua about 27% cheaper. Each product serves a different purpose: the Noctua NF-A14 PWM is a premium quiet fan designed for airflow and cooling in various setups, while the Thermalright Peerless Assassin is a CPU cooler that offers advanced heat dissipation technology.
Cooling Performance
Cooling performance is a vital factor when choosing between the Noctua NF-A14 PWM and the Thermalright Peerless Assassin. The Noctua fan operates at a maximum speed of 1500 RPM, generating a maximum noise level of just 24.6 dB(A), which is quite low for a high-performance fan. In contrast, the Thermalright cooler features a 120mm PWM fan with a similar maximum speed of 1500 RPM but has a slightly higher noise level of 25.6 dB(A). While both products offer impressive performance, the Noctua fan may be better suited for quiet environments due to its lower noise output.
Design and Build Quality
The build quality and design of both products are noteworthy. The Noctua NF-A14 PWM has a square frame design that is ideal for various applications, including water cooling radiators and PC cases. It includes anti-vibration mounts and a Low-Noise Adapter, enhancing its usability. On the other hand, the Thermalright Peerless Assassin features a compact design with 6 heat pipes and a fully blackened aluminum body, which not only improves aesthetics but also boosts heat dissipation efficiency. Both designs cater to their respective functionalities, making them appealing choices for users.
Compatibility
Compatibility is an essential consideration for users planning to integrate either product into their systems. The Noctua NF-A14 PWM is versatile, fitting in various setups due to its standard 140mm size. In comparison, the Thermalright Peerless Assassin is compatible with a wide range of Intel and AMD sockets, including LGA 1150/1151/1155/1156/1200/1700/1851 and AM4/AM5. This extensive compatibility makes the Thermalright cooler a more flexible option for users looking to upgrade their CPU cooling solution.
Installation Process
The installation process can significantly affect user experience. The Noctua NF-A14 PWM comes with all necessary accessories, including screws and a y-cable for connecting multiple fans, simplifying the setup. The Thermalright Peerless Assassin also provides a comprehensive mounting kit, ensuring compatibility with various CPU sockets. However, the installation process may be slightly more complex due to its additional components and heat pipes. Users seeking a straightforward setup might prefer the Noctua fan for its simplicity.
Noise Levels
In terms of noise levels, the Noctua NF-A14 PWM stands out as a quieter option, operating at a maximum of 24.6 dB(A). This is particularly advantageous for users who prioritize a silent computing environment. The Thermalright Peerless Assassin, while still relatively quiet at 25.6 dB(A), is marginally louder. For those sensitive to noise, the Noctua fan may provide a more serene operating experience, making it a suitable choice for home theater PCs or quiet workstations.
Price Comparison
Price plays a significant role in decision-making, especially for budget-conscious consumers. The Noctua NF-A14 PWM is priced at $24.95, while the Thermalright Peerless Assassin is available for $34.39, representing a price difference of about $9.44. This makes the Noctua fan approximately 27% cheaper than the Thermalright cooler. For users who need a high-quality fan without breaking the bank, the Noctua presents a compelling option.
Customer Reviews and Reputation
Both products have garnered positive feedback in the market, reflecting their quality and performance. Noctua is renowned for producing premium fans, and the NF-A14 PWM is no exception, often praised for its quiet operation and durability. The Thermalright brand, with over 20 years of experience, is well-respected in the cooler market, and the Peerless Assassin has received favorable reviews for its cooling efficiency and design. Users can trust that both products are backed by reputable brands, ensuring a certain level of satisfaction.
Which should you buy?
In conclusion, the choice between the Noctua NF-A14 PWM and the Thermalright Peerless Assassin 120 Mini Black CPU Cooler primarily depends on your specific needs. If you're looking for a premium quiet fan at a lower price, the Noctua is an excellent option with its quiet operation and versatile design. However, if you need an effective CPU cooler with comprehensive compatibility and advanced heat dissipation technology, the Thermalright cooler is worth the investment. Ultimately, both products excel in their respective categories, making them valuable additions to any PC build.

