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Cooler Master Hyper 212 Black CPU Air Cooler – vs Thermalright Peerless Assassin 120 Mini Black CPU

Updated July 2026 — Cooler Master Hyper 212 Black CPU Air Cooler – wins on height and width, Thermalright Peerless Assassin 120 Mini Black CPU wins on length and pipe count.

The Cooler Master Hyper 212 Black offers better value and quieter operation, while the Thermalright Peerless Assassin 120 Mini features advanced technology and design. Ultimately, the Cooler Master is the more appealing choice for most users.

Why Cooler Master Hyper 212 Black CPU Air Cooler – is better

Price

Cooler Master is $8.40 cheaper.

Noise

Cooler Master emphasizes low noise operation.

Installation

Cooler Master has redesigned brackets for easier installation.

Why Thermalright Peerless Assassin 120 Mini Black CPU is better

Heat Pipes

Thermalright has 6 heat pipes for better heat dissipation.

Design

Thermalright features a fully blackened exterior.

Brand History

Thermalright has over 20 years of development history.

Overall score

Cooler Master Hyper 212 Black CPU Air Cooler –
85
Thermalright Peerless Assassin 120 Mini Black CPU
78

Specifications

SpecCooler Master Hyper 212 Black CPU Air Cooler –Thermalright Peerless Assassin 120 Mini Black CPU
Max RPM25001500
Noise LevelLow≤ 25.6 dB(A)
CompatibilityAM5/AM4, LGA 1851/1700/1200AM4/AM5, LGA 1150/1151/1155/1156/1200/1700/1851
MaterialAluminumAluminum
AirflowN/A66.87 CFM

Dimension comparison

Cooler Master Hyper 212 Black CPU Air Cooler –Thermalright Peerless Assassin 120 Mini Black CPU

Overview

When it comes to CPU cooling solutions, the Cooler Master Hyper 212 Black and the Thermalright Peerless Assassin 120 Mini stand out as strong contenders. The Hyper 212 Black is priced at $25.99, while the Peerless Assassin is listed at $34.39, making the Cooler Master about 17% cheaper. Both coolers offer impressive performance features but cater to slightly different needs within the PC building community.

Cooling Performance

The Cooler Master Hyper 212 Black is optimized for high-performance cooling, featuring four copper heat pipes and a dynamic PWM fan that allows speeds between 690 and 2,500 RPM. This design aims to provide effective cooling for AMD R7 and Intel i7 processors. In contrast, the Thermalright Peerless Assassin 120 Mini boasts an innovative AGHP technology with six heat pipes, enhancing heat dissipation efficiency. While the Cooler Master offers a maximum speed of 2,500 RPM, the Thermalright's fan speed is capped at 1,500 RPM, which may impact peak cooling ability in very demanding scenarios.

Design and Build Quality

The Cooler Master Hyper 212 Black showcases a sleek design with an aluminum top cover and nickel-plated fins, giving it a premium aesthetic that not only looks good but may also improve cooling performance. The cooler's dimensions allow for versatile chassis compatibility. On the other hand, the Thermalright Peerless Assassin 120 Mini features a fully blackened exterior with a CNC precision micro-engraved copper base. This design is not only visually appealing but also functional, as it helps with efficient heat dissipation. Both coolers are well-constructed, but the choice may come down to personal preference regarding aesthetics.

Noise Levels

Noise levels are crucial for users who value a quiet computing environment. The Cooler Master Hyper 212 Black is designed to operate quietly, thanks to its improved fan design that minimizes noise. Although exact decibel ratings are not provided, the emphasis on low noise is evident in its specifications. In comparison, the Thermalright Peerless Assassin 120 Mini has a noise level of ≤ 25.6 dB(A), which is relatively quiet for a CPU cooler. Users who prioritize silence may find both options satisfactory, but the Hyper 212 Black's focus on noise reduction might give it a slight edge.

Installation and Compatibility

The Cooler Master Hyper 212 Black is equipped with redesigned brackets that simplify installation across various platforms, including AMD AM5/AM4 and Intel LGA 1851/1700/1200. Its 152mm height offers good compatibility with a range of chassis sizes. Conversely, the Thermalright Peerless Assassin 120 Mini is also designed for easy installation, supporting multiple Intel and AMD socket types. However, its compact design (125mm x 135mm) may appeal more to those with limited space. Both coolers accommodate a wide range of systems, but the Hyper 212 Black may have a slight advantage in terms of installation ease due to its user-friendly design.

Brand Reputation

Cooler Master is a well-established brand known for its high-quality PC components, especially in the cooling market. The Hyper 212 series has long been recognized as a reliable choice among gamers and PC builders. Thermalright, while slightly less mainstream, has over 20 years of development history and a strong following in the cooler market. Its Peerless Assassin 120 Mini is a testament to its commitment to quality and innovation. While both brands have their merits, Cooler Master's reputation for performance and reliability may give it an edge in consumer preference.

Price Comparison

At $25.99, the Cooler Master Hyper 212 Black is significantly more affordable than the Thermalright Peerless Assassin 120 Mini, which retails for $34.39. This price difference of about $8.40 makes the Cooler Master a more attractive option for budget-conscious consumers. However, potential buyers should consider whether the additional features and performance of the Thermalright justify the higher price. For those prioritizing cost, the Hyper 212 Black offers excellent value without sacrificing performance.

Which should you buy?

Ultimately, the decision between the Cooler Master Hyper 212 Black and the Thermalright Peerless Assassin 120 Mini comes down to personal preferences and specific needs. If you're looking for a reliable, quieter, and budget-friendly option with solid performance, the Cooler Master Hyper 212 Black is an excellent choice. However, if you prefer a cooler with advanced heat pipe technology and a unique design, the Thermalright Peerless Assassin 120 Mini might be worth the investment. Both coolers deliver quality performance, but the Cooler Master offers a better price-to-performance ratio, making it the more appealing option for many users.