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Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi vs Thermalright Peerless Assassin 120 Black CPU Air Cooler

Updated August 2026The Thermalright Peerless Assassin 120 Black offers superior cooling performance, while the Assassin X 120R excels in quieter operation and a modern display.

The Thermalright Peerless Assassin 120 Black offers superior cooling performance, while the Assassin X 120R excels in quieter operation and a modern display.

Why Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi is better

lower price

Assassin X 120R costs C$28.39

quieter operation

Assassin X 120R designed to reduce noise

digital display

Assassin X 120R features a digital screen

Why Thermalright Peerless Assassin 120 Black CPU Air Cooler is better

better cooling

Peerless Assassin 120 Black has a larger heat dissipation area

dual fans

Peerless Assassin 120 Black uses two fans for improved airflow

higher RPM

Peerless Assassin 120 Black fans spin at 1500 RPM

Overall score

Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi
75
Thermalright Peerless Assassin 120 Black CPU Air Cooler
85

Specifications

SpecThermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPiThermalright Peerless Assassin 120 Black CPU Air Cooler
PriceC$28.39C$54.90
Fan Speed2000 RPM1500 RPM
AirflowN/A66.17 CFM
Noise LevelN/A≤25.6 dB(A)
CompatibilityWideWide

Dimension comparison

Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPiThermalright Peerless Assassin 120 Black CPU Air Cooler

Overview of Thermalright Assassin X 120R Digital ARGB White CPU Cooler

The Thermalright Assassin X 120R Digital ARGB White CPU Cooler is a standout option priced at C$28.39. This cooler features a unique digital screen that displays important system metrics such as CPU and GPU temperatures. It combines a single tower design with four 6mm heat pipes and a 2000 RPM PWM fan to optimize heat dissipation. The use of high-quality materials, including UL CLASSA safety insulation grade PBT+PC, enhances its durability while reducing noise. This cooler is designed for wide compatibility across various Intel and AMD platforms, making it a versatile choice for many builds.

Overview of Thermalright Peerless Assassin 120 Black CPU Cooler

The Thermalright Peerless Assassin 120 Black CPU Cooler is a more premium option at C$54.90. This cooler boasts a double tower design with a substantial effective heat dissipation area of 9600 cm², which allows for exceptional cooling performance. It is equipped with two 120mm PWM fans that can spin up to 1500 RPM, ensuring efficient airflow. The cooler also uses 6×6 mm heat pipes and a pure copper base, which are crucial for maintaining optimal CPU temperatures. With compatibility for a wide range of Intel and AMD sockets, this cooler is geared towards users looking for enhanced cooling capabilities.

Cooling Performance Comparison

In terms of cooling performance, the Thermalright Peerless Assassin 120 Black has a clear advantage due to its double tower design and larger heat dissipation area of 9600 cm². The dual fans operating at a maximum of 1500 RPM generate an airflow of 66.17 CFM, which is effective at maintaining lower CPU temperatures under load. Conversely, the Assassin X 120R, while featuring a strong single tower setup and a faster fan speed of 2000 RPM, has a smaller cooling footprint and only one fan, potentially limiting its cooling efficiency compared to the Peerless model.

Noise Levels and Operation

When it comes to noise levels during operation, the Assassin X 120R is designed to be quieter, utilizing silicone corner pads to mitigate vibrations and noise. The exact noise rating is not specified, but the focus on reducing noise suggests a quieter performance. In contrast, the Peerless Assassin 120 Black has a noise level of up to 25.6 dB(A) under load. Although still relatively quiet, it may not be as silent as the Assassin X 120R during intensive tasks. Therefore, users prioritizing a quieter operation may lean towards the Assassin X 120R.

Build Quality and Materials

Both coolers are made with quality materials, but they differ in design and assembly. The Assassin X 120R incorporates UL CLASSA safety insulation grade materials, enhancing its durability. The use of a digital screen adds a modern touch, providing real-time system metrics. On the other hand, the Peerless Assassin 120 Black features a full electroplating reflow welding process, making it robust and aesthetically pleasing with its black finish. The presence of metal fasteners for installation further enhances its build quality. Thus, while both coolers are well-constructed, the choice may come down to personal preference regarding aesthetics and material quality.

Installation and Compatibility

Both the Thermalright Assassin X 120R and Peerless Assassin 120 Black are designed for easy installation across a variety of Intel and AMD platforms. The Assassin X 120R is noted for its wide compatibility, making it a user-friendly option for most builds. Similarly, the Peerless Assassin 120 Black includes specific mounting plates and fasteners for various CPU socket types, ensuring a straightforward setup. Overall, both coolers excel in this area, making them suitable for users who may not have extensive building experience.

Aesthetic Appeal

The aesthetic appeal of a CPU cooler can influence buyers' decisions, and both products have their unique styles. The Assassin X 120R features a digital screen on the top cover, displaying real-time performance data, which adds a modern flair that tech enthusiasts may appreciate. Meanwhile, the Peerless Assassin 120 Black stands out with its sleek black finish and robust twin tower design, appealing to users looking for a refined and professional appearance in their builds. Ultimately, the choice here depends on whether the user prefers a more tech-oriented look versus a classic aesthetic.

Which should you buy?

Choosing between the Thermalright Assassin X 120R Digital ARGB White CPU Cooler and the Thermalright Peerless Assassin 120 Black CPU Cooler depends on your specific needs. If you prioritise a lower price point, quieter operation, and a modern digital display, the Assassin X 120R is an excellent choice. However, if you require superior cooling performance and don’t mind spending extra for enhanced capabilities, the Peerless Assassin 120 Black is likely the better option. Both coolers offer solid features and performance, but the final decision should align with your cooling needs, aesthetic preferences, and budget.

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Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi vs Thermalright Peerless Assassin 120 Black CPU Air Cooler | versusfinder