Noctua NH-D15 chromax.Black, Dual-Tower CPU Cooler vs Thermalright Peerless Assassin 120 SE V2 CPU
Updated August 2026 — Noctua NH-D15 chromax.Black, Dual-Tower CPU Cooler leads on noise level and build quality.
The Noctua NH-D15 chromax.Black offers superior cooling performance and build quality, while the Thermalright Peerless Assassin 120 SE V2 is a budget-friendly alternative. Choose based on your needs and budget.
Why Noctua NH-D15 chromax.Black, Dual-Tower CPU Cooler is better
Cooling Performance
Noctua's dual 140mm fans provide better cooling efficiency.
Build Quality
Noctua has a premium feel and longevity.
Noise Levels
Noctua operates whisper-quiet at idle.
Why Thermalright Peerless Assassin 120 SE V2 CPU is better
Price
Thermalright is significantly cheaper.
Compatibility
Both support modern platforms, but Thermalright is more budget-friendly.
Installation
Thermalright offers straightforward installation.
Overall score
Specifications
| Spec | Noctua NH-D15 chromax.Black, Dual-Tower CPU Cooler | Thermalright Peerless Assassin 120 SE V2 CPU |
|---|---|---|
| Cooling Type | Air | Air |
| Socket Support | LGA1851, LGA1700, AM4, AM5 | LGA1851, LGA1700, AM4, AM5 |
| Max RPM | 1500 | 1850 |
| Noise Level | 24.6 dBA | 29.5 dBA |
| Warranty | 6 years | 3 years |
Dimension comparison
Price Comparison
The Noctua NH-D15 chromax.Black is priced at $134.95, while the Thermalright Peerless Assassin 120 SE V2 is significantly cheaper at $38.99, making it about 72% less expensive. This stark price difference is an important factor for budget-conscious consumers. The Noctua cooler, with its premium design and features, justifies its higher price point, but for users looking to save money while still obtaining a solid cooling solution, the Thermalright offers an attractive alternative.
Cooling Performance
When it comes to cooling performance, the Noctua NH-D15 chromax.Black stands out with its dual-tower design and dual 140mm fans. This configuration is known for providing maximum quiet cooling efficiency, rivalling many all-in-one liquid coolers. In contrast, the Thermalright Peerless Assassin 120 SE V2 employs dual 120mm PWM fans and a dual tower design, which also enhances heat dissipation but may not match the overall cooling capacity of the Noctua. Users who prioritize overclocking or silent operation may find the Noctua's performance superior, while those engaged in standard gaming or multitasking may find the Thermalright adequate for their needs.
Build Quality
The Noctua cooler is renowned for its exceptional build quality, backed by over 300 awards from international hardware websites. It includes high-end thermal paste and a SecuFirm2 mounting system that ensures easy installation across various platforms. The Thermalright cooler, while also well-designed, is a more budget-friendly option that features a solid dual tower structure with six heat pipes. However, it may lack the same level of premium feel and longevity that Noctua products are known for. For users who value longevity and a premium experience, the Noctua NH-D15 chromax.Black is likely the better choice.
Compatibility
Both coolers offer broad compatibility with AMD and Intel platforms. The Noctua NH-D15 chromax.Black supports Intel LGA1851, LGA1700, LGA1200, and LGA115x, as well as AMD AM4 and AM5 sockets. Similarly, the Thermalright Peerless Assassin 120 SE V2 is compatible with AMD AM4 and AM5 platforms, along with Intel LGA1851 and LGA1700. This makes both coolers suitable options for modern desktop builds. However, the Noctua's wider compatibility range may appeal to users with older Intel sockets or specific system requirements.
Noise Levels
The Noctua NH-D15 chromax.Black is designed to operate whisper-quiet at idle due to its renowned NF-A15 fans equipped with Low-Noise Adaptors. Although the Thermalright Peerless Assassin 120 SE V2 runs dual 120mm fans at up to 1850 RPM, it has a higher noise level of 29.5 dBA, which might be noticeable in quiet environments. For users prioritizing a silent computing experience, the Noctua cooler's design may be more appealing, whereas the Thermalright may suffice for those who are not as sensitive to noise.
Installation Process
The installation of the Noctua NH-D15 chromax.Black is facilitated by its SecuFirm2 mounting system, offering an easy setup across multiple platforms. The Thermalright Peerless Assassin 120 SE V2 also emphasizes ease of installation, but may not have the same level of refinement as Noctua's solution. Users who value a straightforward installation experience might lean towards the Noctua, while those looking for a more economical option may find the Thermalright sufficient.
Aesthetic Appeal
Aesthetically, the Noctua NH-D15 chromax.Black boasts an attractive all-black design that fits well with various color schemes, enhancing the visual appeal of any build. The Thermalright Peerless Assassin 120 SE V2, while functional, may not have the same stylish look as the Noctua. For users who place importance on aesthetics, the Noctua cooler stands out as a deluxe choice, while the Thermalright offers a more utilitarian appearance.
Which should you buy?
Choosing between the Noctua NH-D15 chromax.Black and the Thermalright Peerless Assassin 120 SE V2 ultimately depends on your specific needs and budget. If you are looking for superior cooling performance, premium build quality, and a quiet operation, the Noctua NH-D15 chromax.Black is worth the investment at $134.95. However, if you are on a tighter budget and require a reliable cooling solution for standard usage, the Thermalright Peerless Assassin 120 SE V2 is a commendable option at just $38.99. Both coolers have their strengths, making them suitable for different types of users.

