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Thermalright Peerless Assassin 140 Black CPU Cooler vs CPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi

Updated August 2026The Thermalright Peerless Assassin 140 Black CPU Cooler offers superior cooling performance and compatibility, making it the better choice over the Wraith Prism RGB LED Cooler.

The Thermalright Peerless Assassin 140 Black CPU Cooler offers superior cooling performance and compatibility, making it the better choice over the Wraith Prism RGB LED Cooler.

Why Thermalright Peerless Assassin 140 Black CPU Cooler is better

Cooling Performance

Higher airflow and lower noise levels.

Compatibility

Supports a wider range of CPU sockets.

Build Quality

Robust twin-tower design for better heat dissipation.

Why CPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi is better

Price

More budget-friendly option.

Aesthetics

Includes RGB lighting for visual appeal.

Installation

Simpler installation for AMD users.

Overall score

Thermalright Peerless Assassin 140 Black CPU Cooler
85
CPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi
65

Specifications

SpecThermalright Peerless Assassin 140 Black CPU CoolerCPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi
Max RPM15003600
Noise Level25.6 dB(A)not specified
MaterialCopper/AluminiumCopper/Aluminium
Socket SupportIntel/AMDAMD only
Fan TypeDual PWMSingle RGB

Dimension comparison

Thermalright Peerless Assassin 140 Black CPU CoolerCPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi

Overview of the Thermalright Peerless Assassin 140 Black CPU Cooler and Wraith Prism RGB LED Cooler

The Thermalright Peerless Assassin 140 Black CPU Cooler is priced at C$54.90, while the Wraith Prism RGB LED Cooler is more budget-friendly at C$40.99. Both CPU coolers are designed to effectively manage heat in your system, but they cater to different user needs and preferences.

The Thermalright unit features a twin-tower design with dual fans, promising enhanced heat dissipation through its six copper heatpipes and large aluminium fins. In contrast, the Wraith Prism focuses on compatibility and aesthetics, featuring RGB lighting and a simpler installation process. Understanding the differences in performance and design can help you decide which cooler best suits your setup.

Design and Build Quality

When it comes to design and build quality, the Thermalright Peerless Assassin 140 Black stands out with its robust twin-tower structure. This design allows for better heat dissipation, making it an excellent choice for high-performance CPUs. The cooler is built with pure copper heatpipes that efficiently transfer heat from the CPU to the larger aluminium fins.

On the other hand, the Wraith Prism RGB LED Cooler, while less complex, features an aluminium heatsink with a copper core. This design is efficient for moderate cooling needs, but it may not match the thermal performance of the Thermalright model under heavy load conditions. The Wraith Prism also incorporates RGB lighting, appealing to those who want to add a visual flair to their builds, whereas the Thermalright cooler opts for a more utilitarian appearance.

Cooling Performance

The Thermalright Peerless Assassin 140 Black boasts dual PWM fans that operate at a maximum speed of 1500 RPM. This setup provides an airflow of 66.17 CFM, which is substantial for maintaining lower CPU temperatures during demanding tasks. The dual fans also help reduce noise levels, with a maximum sound level of 25.6 dB(A), making it suitable for quieter environments.

Conversely, the Wraith Prism features a single 95mm RGB fan with a switchable speed range from 3000 RPM to 3600 RPM. While it can reach higher speeds, the smaller fan size may lead to less effective cooling in comparison to the Thermalright unit. Therefore, if you’re looking for superior cooling performance, the Thermalright Peerless Assassin is likely the better choice.

Compatibility

Compatibility is another crucial aspect to consider. The Thermalright Peerless Assassin supports a range of Intel sockets, including LGA1700 and LGA1200, as well as AMD’s AM4 and AM5 platforms. This makes it versatile for users with different CPU types. Additionally, the cooler’s design allows for installation in large and medium-sized chassis without clearance issues.

In contrast, the Wraith Prism cooler is specifically compatible with various AMD motherboard sockets, including AM5, AM4, AM3, and several others. However, it utilises a standard bracket that is pre-installed on most motherboards, simplifying installation for AMD users but limiting its versatility for Intel systems. This distinction is vital for users who may switch platforms in the future.

Price and Value

In terms of price, the Thermalright Peerless Assassin 140 Black is available for C$54.90, while the Wraith Prism RGB LED Cooler is priced at C$40.99. The price difference of C$13.91 reflects the advanced features and cooling capabilities offered by the Thermalright model.

If you're on a tight budget, the Wraith Prism provides decent cooling performance at a lower cost, making it a good option for casual users or those with less demanding cooling needs. However, if you prioritise efficiency and superior cooling performance, the investment in the Thermalright Peerless Assassin may yield better long-term value.

Noise Levels

Noise levels can significantly impact the overall user experience, especially in quiet environments. The Thermalright Peerless Assassin operates at a maximum noise level of 25.6 dB(A), which is relatively quiet for a dual-fan cooler. This low noise output ensures that it won't disturb your gaming or work sessions, even under load.

In contrast, the Wraith Prism’s single RGB fan, while capable of higher speeds, does not specify its noise level. Generally, higher RPM can lead to increased noise, which may detract from the overall experience if silence is a key consideration for your build. Thus, for users sensitive to noise, the Thermalright offers a more appealing solution.

Installation Process

Installation can be a significant factor for many users. The Thermalright Peerless Assassin comes with an all-metal fastener system and a Y-type adapter cable for easy fan connection, making it relatively straightforward to install. The cooler is designed to fit various CPU sockets, which further simplifies the process for users familiar with CPU installation.

On the other hand, the Wraith Prism is designed for ease of use with the pre-installed standard bracket on most AMD motherboards. This feature allows for a plug-and-play installation experience for AMD users. However, it lacks the extensive compatibility options that the Thermalright offers, which may require additional components for non-AMD systems.

Which should you buy?

Ultimately, the choice between the Thermalright Peerless Assassin 140 Black CPU Cooler and the Wraith Prism RGB LED Cooler depends on your specific needs and preferences. If you are seeking superior cooling performance, compatibility with a wide range of CPUs, and lower noise levels, the Thermalright model stands out as the more robust option at C$54.90. However, if you are looking for a budget-friendly solution with basic cooling capabilities and RGB aesthetics, the Wraith Prism at C$40.99 may suffice for your requirements.

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Thermalright Peerless Assassin 140 Black CPU Cooler vs CPU Cooler Wraith Prism RGB LED Lighting Aluminum Heatsink Copper Core Base 4-Pi | versusfinder