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Thermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWM vs Thermalright Peerless Assassin 120 SE Black CPU Cooler

Updated August 2026The Thermalright Peerless Assassin 120 SE Black offers superior cooling performance and broader compatibility, making it the better choice for most users. However, the AXP120-X67 is a great budget option for compact builds.

The Thermalright Peerless Assassin 120 SE Black offers superior cooling performance and broader compatibility, making it the better choice for most users. However, the AXP120-X67 is a great budget option for compact builds.

Why Thermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWM is better

lower price

AXP120-X67 costs C$36.90

compact size

AXP120-X67 is 67mm tall, ideal for small builds

quieter operation

AXP120-X67 has a max noise of 26.1 dB(A)

Why Thermalright Peerless Assassin 120 SE Black CPU Cooler is better

better cooling

Peerless Assassin has dual fans for enhanced airflow

wider compatibility

Peerless Assassin supports AM5 and more Intel sockets

higher airflow

Peerless Assassin delivers 66.17 CFM compared to 59 CFM

Overall score

Thermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWM
72
Thermalright Peerless Assassin 120 SE Black CPU Cooler
85

Specifications

SpecThermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWMThermalright Peerless Assassin 120 SE Black CPU Cooler
Max RPM18001550
Max Noise26.1 dB(A)25.6 dB(A)
Airflow59 CFM66.17 CFM
Socket SupportIntel 1700/1150/1151/1155/1156/1200/2011/2066, AMD AM4Intel LGA1150/1151/1155/1156/1200/1700/1851, AMD AM4/AM5
MaterialAluminum/CopperAluminum/Copper

Dimension comparison

Thermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWMThermalright Peerless Assassin 120 SE Black CPU Cooler

Overview of Thermalright AXP120-X67 and Thermalright Peerless Assassin 120 SE Black

The Thermalright AXP120-X67 and the Thermalright Peerless Assassin 120 SE Black are both notable CPU coolers from the same reputable brand, Thermalright. The AXP120-X67 is designed for low-profile applications, measuring 123.5mm in length, while the Peerless Assassin boasts a more robust dual tower design at 125mm long. The AXP120-X67 is priced at C$36.90, making it more budget-friendly compared to the Peerless Assassin, which is priced at C$46.79. Both coolers target CPU cooling efficiency but cater to different use cases and preferences.

Design and Build Quality

In terms of design, the Thermalright AXP120-X67 features a compact low-profile structure with a height of 67mm, ideal for small form factor builds. Its heat sink is constructed from aluminum fins on a copper base, ensuring effective heat dissipation. On the other hand, the Peerless Assassin stands taller at 155mm and employs a dual tower and dual fan setup, increasing its cooling capability significantly. The Peerless Assassin's all-aluminium fins and blackened nano coating not only enhance its aesthetic appeal but also improve its heat dissipation area, showcasing a more elaborate build quality.

Cooling Performance

Cooling performance is a critical factor when choosing a CPU cooler. The AXP120-X67 features a single 120mm PWM fan that operates at a maximum speed of 1800 RPM, delivering an airflow of 59 CFM with a noise level of up to 26.1 dB(A). Meanwhile, the Peerless Assassin employs two 120mm PWM fans, each capable of reaching 1550 RPM and a combined airflow of 66.17 CFM while maintaining a quieter operation at a maximum noise level of 25.6 dB(A). The dual fan system of the Peerless Assassin allows it to provide superior cooling performance, particularly in high-demand scenarios.

Noise Levels

When it comes to noise levels, both coolers have been designed for quiet operation. The AXP120-X67 produces a maximum noise level of 26.1 dB(A) at full speed, which is relatively quiet and suitable for most users. The Peerless Assassin, however, is slightly quieter at a maximum of 25.6 dB(A) while delivering more airflow. This marginal difference might not be a deal-breaker for many, but for users prioritizing ultra-quiet operation, the Peerless Assassin has a slight edge in this category.

Compatibility

Compatibility is crucial for ensuring that a CPU cooler can be installed on various systems. The AXP120-X67 supports Intel sockets including 1700, 1150, 1151, 1155, 1156, 1200, 2011, 2066, and AMD's AM4. The Peerless Assassin supports a wider range of sockets, including Intel's LGA1150, 1151, 1155, 1156, 1200, 1700, and 1851, as well as AMD's AM4 and AM5 platforms. This broader compatibility of the Peerless Assassin makes it a more versatile choice for users who may upgrade their systems in the future.

Installation Process

Both the AXP120-X67 and Peerless Assassin come with metal fasteners for easy installation on Intel and AMD platforms. The AXP120-X67's compact design simplifies installation in tight spaces, making it user-friendly for novice builders. Conversely, the Peerless Assassin, while slightly larger, provides a comprehensive installation kit that allows for straightforward mounting across different CPU sockets. The dual tower design may require a bit more attention during installation, but its user-friendly mounting instructions help mitigate potential challenges.

Price Comparison

Price is a significant factor when considering CPU coolers. The Thermalright AXP120-X67 is priced at C$36.90, making it an attractive option for budget-conscious consumers seeking efficient cooling without breaking the bank. In contrast, the Peerless Assassin is priced at C$46.79. While it offers enhanced cooling performance and build quality, the higher price may not appeal to all users. Ultimately, choosing between these two options will depend on individual budget and performance needs.

Which should you buy?

Choosing between the Thermalright AXP120-X67 and the Thermalright Peerless Assassin 120 SE Black ultimately comes down to your specific cooling requirements and budget. If you're building a compact PC and need a low-profile cooler that offers decent performance at a lower price, the AXP120-X67 is an excellent choice. However, if you seek superior cooling capabilities and are willing to invest a bit more, the Peerless Assassin provides enhanced performance and versatility with its dual fan setup and broader compatibility. Consider your needs carefully to make the best choice for your system.

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Thermalright AXP120-X67 Low Profile CPU Air Cooler with Quite 120mm TL-12015 PWM vs Thermalright Peerless Assassin 120 SE Black CPU Cooler | versusfinder