Cooler Master Hyper 212 Black CPU Air Cooler – vs Thermalright Peerless Assassin 120 Black CPU Air
Updated July 2026 — Cooler Master Hyper 212 Black CPU Air Cooler – wins on fan speed, Thermalright Peerless Assassin 120 Black CPU Air wins on width and height.
The Cooler Master Hyper 212 Black offers great value and ease of installation, while the Thermalright Peerless Assassin 120 Black excels in cooling performance. Choose based on your priorities.
Why Cooler Master Hyper 212 Black CPU Air Cooler – is better
price
Cooler Master is $25.99, cheaper than Thermalright at $38.90.
installation
Hyper 212 has simplified installation brackets.
noise
Hyper 212 is quieter under low load.
Why Thermalright Peerless Assassin 120 Black CPU Air is better
cooling
Peerless Assassin has dual fans and six heat pipes.
airflow
Peerless Assassin offers 66.17 CFM airflow.
TDP
Peerless Assassin supports up to 245W TDP.
Overall score
Specifications
| Spec | Cooler Master Hyper 212 Black CPU Air Cooler – | Thermalright Peerless Assassin 120 Black CPU Air |
|---|---|---|
| Fan Type | PWM Fan | 2 PWM Fans |
| Noise Level | Low | ≤25.6 dB(A) |
| Compatibility | AM5/AM4, LGA 1851/1700/1200 | AM4/AM5, LGA 1150/1151/1155/1156/1200/1700/2066/2011 |
| Cooling Area | N/A | 9600 cm |
| Price | $25.99 | $38.90 |
Dimension comparison
Overview of the Coolers
The Cooler Master Hyper 212 Black is more affordable than the Thermalright Peerless Assassin 120 Black, priced at $25.99 compared to $38.90. This represents a difference of about 34%. Both products are designed to enhance CPU cooling performance, but they cater to slightly different user needs and preferences.
The Cooler Master Hyper 212 Black is known for its reliable performance and compatibility with a broad range of CPU sockets, including AMD AM5/AM4 and Intel LGA 1851/1700/1200. In contrast, the Thermalright Peerless Assassin 120 Black boasts a more complex design with six heat pipes and dual fans, intended for users seeking enhanced cooling efficiency.
Design and Build Quality
When it comes to design, the Cooler Master Hyper 212 Black features a sleek aluminum top cover that not only enhances aesthetics but also contributes to cooling performance. Its compact height of 152 mm makes it versatile for various chassis types. The Thermalright Peerless Assassin 120 Black, however, takes a more robust approach with its twin-tower design and six heat pipes, which provide an effective heat dissipation area of 9600 cm.
The Peerless Assassin's offset asymmetric layout allows it to fit in tighter spaces, like the first graphics card slot, optimizing airflow and cooling performance. Both coolers are built with quality materials, but the additional heat pipes and dual fans of the Thermalright model suggest a more advanced cooling capability, appealing to overclockers and heavy users.
Cooling Performance
The Cooler Master Hyper 212 Black is equipped with four copper heat pipes and a dynamic PWM fan that operates at speeds ranging from 690 to 2,500 RPM. This design provides a balanced approach to noise and airflow, ensuring efficient cooling for CPUs like AMD's R7 and Intel's i7. Meanwhile, the Thermalright Peerless Assassin 120 Black offers even greater cooling potential with six heat pipes and two PWM fans that can reach speeds of 1500 RPM.
The combination of dual fans in the Peerless Assassin allows for a maximum airflow of 66.17 CFM, which is designed to cool CPUs with a thermal design power (TDP) of up to 245W. This makes it suitable for high-performance setups, where maintaining lower temperatures is critical.
Noise Levels
Noise levels are an important consideration for users who prioritize a quiet computing experience. The Cooler Master Hyper 212 Black is noted for its low noise operation, thanks to its optimized fan design that reduces sound output during operation. Users can expect a quiet performance, even under load.
In comparison, the Thermalright Peerless Assassin 120 Black has a noise level of up to 25.6 dB(A), which is relatively quiet for a cooler with dual fans. However, the single fan of the Cooler Master cooler may offer an edge in silence during low-load situations, making it potentially more suitable for users in quiet environments or those who prioritize silence over maximum cooling.
Installation Process
Ease of installation is crucial for many users, especially those who may not be as experienced with PC building. The Cooler Master Hyper 212 Black features redesigned brackets that simplify the installation process on AMD AM5 and Intel LGA 1851|1700 platforms. This user-friendly approach makes it appealing for users who want a hassle-free setup.
On the other hand, the Thermalright Peerless Assassin 120 Black also comes with metal fasteners for both Intel and AMD platforms, ensuring a secure and stable installation. While both coolers are designed with compatibility in mind, the Hyper 212's emphasis on simplified installation may give it an advantage for novice builders.
Compatibility
Compatibility is another key factor when selecting a CPU cooler. The Cooler Master Hyper 212 Black is designed to be compatible with a wide range of CPU sockets, including AMD AM5/AM4 and Intel LGA 1851/1700/1200. This broad compatibility makes it a versatile choice for users with different systems.
Similarly, the Thermalright Peerless Assassin 120 Black supports a variety of sockets, including Intel LGA1150, 1151, 1155, 1156, 1200, 1700, and 2066, as well as AMD AM4 and AM5. While both coolers offer extensive compatibility, the Hyper 212's slightly taller design may limit its use in more compact cases compared to the Thermalright model.
Aesthetics
Aesthetics can play a significant role in the overall appeal of a CPU cooler, especially for those who invest in custom PC builds. The Cooler Master Hyper 212 Black features a sleek, jet-black finish with an aluminum top cover, providing a premium look that fits well with modern builds.
Conversely, the Thermalright Peerless Assassin 120 Black also boasts a striking design with a full electroplating reflow welding process and a black-painted finish. Its twin-tower configuration gives it a more aggressive appearance that may attract users looking for a robust and powerful look in their builds.
Which should you buy?
In conclusion, the choice between the Cooler Master Hyper 212 Black and the Thermalright Peerless Assassin 120 Black largely depends on your specific needs and preferences. If you are looking for a budget-friendly option with reliable performance and ease of installation, the Cooler Master Hyper 212 Black is an excellent choice at $25.99. However, if you seek superior cooling performance and are willing to invest more for advanced features like dual fans and enhanced heat dissipation, the Thermalright Peerless Assassin 120 Black at $38.90 may be worth the extra cost. Ultimately, both coolers provide solid performance, but your decision should be guided by your cooling needs, budget, and aesthetic preferences.

