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Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler vs Noctua NH-D15 chromax.Black

Updated August 2026The Thermalright Peerless Assassin offers great value for budget-conscious users, while the Noctua NH-D15 excels in performance and quiet operation. Choose based on your priorities.

The Thermalright Peerless Assassin offers great value for budget-conscious users, while the Noctua NH-D15 excels in performance and quiet operation. Choose based on your priorities.

Why Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler is better

price

Thermalright is significantly cheaper at C$52.62

RGB features

Thermalright has adjustable ARGB lighting

compatibility

Thermalright supports a wider range of CPU sockets

Why Noctua NH-D15 chromax.Black is better

cooling performance

Noctua provides superior cooling efficiency

noise levels

Noctua operates nearly silent under load

warranty

Noctua offers a six-year warranty

Overall score

Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler
75
Noctua NH-D15 chromax.Black
90

Specifications

SpecThermalright Peerless Assassin 120 Digital ARGB Black CPU Air CoolerNoctua NH-D15 chromax.Black
Fan Speed1850 RPM1500 RPM
Air Volume88.89 CFM82.52 CFM
Heat Pipes66
Socket SupportAM4/AM5, LGA1150-1700AM4/AM5, LGA115x, LGA1200, LGA1700
WarrantyN/A6 years

Dimension comparison

Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air CoolerNoctua NH-D15 chromax.Black

Introduction to CPU Coolers

When it comes to CPU cooling solutions, both the Thermalright Peerless Assassin 120 Digital ARGB Black and the Noctua NH-D15 chromax.Black stand out in the market. The Thermalright cooler is priced at C$52.62, making it an attractive option for budget-conscious consumers. In contrast, the Noctua cooler is significantly more expensive at C$174.95. This price difference prompts a deeper examination of their features, cooling performance, and overall value.

Design and Aesthetics

The Thermalright Peerless Assassin boasts a sleek design with a dual-tower structure and ARGB lighting effects, which can be adjusted using motherboard software. This cooler is equipped with dual 120mm fans that not only enhance cooling but also create a visually striking setup due to its RGB features. On the other hand, the Noctua NH-D15 features a more traditional yet elegant dual-tower design, now available in an all-black finish. This aesthetic is well-suited for users looking to maintain a minimalist or uniform colour scheme in their builds. The quality of the designs reflects both brands' commitment to performance and user preference.

Cooling Performance

Cooling efficiency is a crucial aspect of any CPU cooler. The Thermalright Peerless Assassin delivers a fan speed of 1850 RPM and an air volume of 88.89 CFM, providing adequate cooling for most CPUs. Its dual fans work in tandem to ensure good heat dissipation with a maximum operating noise of just 25.6 dB(A), which is relatively quiet. In comparison, the Noctua NH-D15 excels in this category with its dual 140mm fans, which provide maximum cooling efficiency comparable to many all-in-one water coolers. This cooler's renowned NF-A15 fans are designed for whisper-quiet operation while still delivering full performance under load.

Installation and Compatibility

Both coolers are designed with user-friendly installation in mind. The Thermalright Peerless Assassin includes SS2 clips that ensure compatibility with a wide range of CPU sockets, including AMD AM4/AM5 and Intel LGA1150 through LGA1700, making it highly versatile for various builds. Its installation process is simplified with the inclusion of a Y-type adapter for connecting dual fans. Conversely, the Noctua NH-D15 comes with a SecuFirm2 mounting system, praised for its ease of installation, and also supports multiple Intel and AMD platforms. While both coolers offer excellent compatibility, the Thermalright cooler’s additional flexibility makes it a strong contender for users with diverse setups.

Noise Levels

Noise levels can greatly affect the user experience, especially in quiet environments. The Thermalright Peerless Assassin operates at a maximum noise level of 25.6 dB(A), providing a decent balance between cooling efficiency and noise output. Meanwhile, the Noctua NH-D15 is renowned for its whisper-quiet operation, thanks to its Low-Noise Adaptors and PWM for automatic speed control. This cooler is particularly suited for silent-enthusiasts, as it remains nearly silent during idle conditions while still performing admirably under load.

Warranty and Support

Warranty and support are vital considerations when selecting a cooler. The Thermalright Peerless Assassin doesn’t specify a warranty period, which may raise concerns for some potential buyers. In contrast, the Noctua NH-D15 is backed by a robust six-year manufacturer's warranty, reflecting the brand's confidence in the product's durability and reliability. This extensive warranty can provide peace of mind for users investing in a higher-end cooling solution.

Price to Performance Ratio

The Thermalright Peerless Assassin is remarkably budget-friendly at C$52.62, making it an excellent choice for gamers or builders looking to save money without sacrificing performance. It offers good cooling capabilities for its price point, making it accessible to a wider audience. On the other hand, the Noctua NH-D15, priced at C$174.95, justifies its higher cost with superior cooling performance and quieter operation. For users who demand the best and are willing to pay a premium, the Noctua cooler is a worthy investment.

Which should you buy?

Ultimately, the choice between the Thermalright Peerless Assassin 120 Digital ARGB Black and the Noctua NH-D15 chromax.Black comes down to individual needs and budget. If you are looking for a budget-friendly cooler that offers solid performance and aesthetic appeal, the Thermalright cooler is a fantastic option. However, if you prioritise top-tier cooling efficiency, quieter operation, and extended warranty support, the Noctua cooler is certainly worth the investment. Both coolers have their strengths, making them suitable for different types of users in the ever-evolving landscape of CPU cooling solutions.

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Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler vs Noctua NH-D15 chromax.Black | versusfinder