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Delta A40 ARGB CPU Cooler vs Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm

Updated August 2026The Delta A40 ARGB CPU Cooler offers great value for budget-conscious users, while the Thermalright Peerless Assassin excels in performance and features. Choose based on your needs and budget.

The Delta A40 ARGB CPU Cooler offers great value for budget-conscious users, while the Thermalright Peerless Assassin excels in performance and features. Choose based on your needs and budget.

Why Delta A40 ARGB CPU Cooler is better

affordable price

Delta A40 is priced at C$19.29

compact design

Delta A40 has a smaller footprint

easy installation

Delta A40 supports both Intel and AMD platforms

Why Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm is better

superior cooling

Peerless Assassin has dual fans and higher airflow

quieter operation

Peerless Assassin operates at ≤25.6 dB(A)

advanced features

Peerless Assassin includes TRCC software for monitoring

Overall score

Delta A40 ARGB CPU Cooler
65
Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm
85

Specifications

SpecDelta A40 ARGB CPU CoolerThermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm
PriceC$19.29C$62.90
Power Dissipation220Wunknown
Fan Speed500-2000 RPM1850 RPM
Airflow73 CFM88.89 CFM
Noise Level≤29 dB(A)≤25.6 dB(A)

Dimension comparison

Delta A40 ARGB CPU CoolerThermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm

Overview of CPU Coolers

When it comes to cooling your CPU, both the Delta A40 ARGB CPU Cooler and the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler provide distinct advantages. The Delta A40 is priced at C$19.29, while the Thermalright Peerless Assassin is significantly more expensive at C$62.90. Understanding their features and performance can help you make an informed decision on which cooler suits your needs.

Design and Aesthetics

The Delta A40 features a striking design, with circular elements and a mirror-like top that enhance its visual appeal. Its rounded edges not only provide aesthetic enjoyment but also contribute to its functional performance. In contrast, the Thermalright Peerless Assassin boasts a dual-tower design combined with dual fans, offering a unique magnetic top cover that enhances its modern look. The overall black styling of the Peerless Assassin adds a sleek touch to any build, making both coolers appealing in their own right.

Cooling Performance

Performance is crucial in any CPU cooler, and the Delta A40 excels with a power dissipation capability of up to 220W. It is designed to handle demanding tasks efficiently, ensuring stable operation during gaming or creative activities. The Thermalright Peerless Assassin, on the other hand, features dual fans that run at a speed of 1850 RPM, providing an impressive air volume of 88.89 CFM. While both models deliver effective cooling, the Peerless Assassin's dual-fan setup is likely to offer superior heat dissipation in high-load scenarios.

Noise Levels

Noise levels play a significant role in user experience, especially for gamers and content creators. The Delta A40 operates at a noise level of ≤29 dB(A), striking a balance between performance and silence. The Thermalright Peerless Assassin is even quieter, boasting a maximum noise level of ≤25.6 dB(A). This means that if noise reduction is a priority for you, the Peerless Assassin may be the better choice, offering effective cooling without sacrificing tranquility.

Installation Process

Ease of installation is essential for many users, and both coolers provide user-friendly assembly features. The Delta A40 comes with all-metal mounting hardware, supporting installation for both Intel and AMD platforms, making it accessible for a wide range of users. Similarly, the Thermalright Peerless Assassin is designed to fit mainstream ATX chassis and is compatible with high-capacity memory and graphics cards. Both coolers ensure that installation is straightforward, catering to users of varying experience levels.

Customization Options

Customization is a key feature in modern CPU coolers, and both the Delta A40 and the Thermalright Peerless Assassin allow for personalisation. The Delta A40 supports ARGB functionality, enabling users to adjust various lighting effects through dedicated software, providing a highly customizable aesthetic. Meanwhile, the Peerless Assassin also features digital display capabilities with TRCC software that allows users to monitor CPU and GPU parameters while adjusting the colour of the display. This makes both coolers appealing for users who value a visually dynamic setup.

Target User Base

The Delta A40 is well-suited for budget-conscious users looking for a reliable cooling solution without breaking the bank, given its low price of C$19.29. It offers solid performance for everyday tasks and moderate gaming. Conversely, the Thermalright Peerless Assassin is aimed at enthusiasts who demand high performance and are willing to invest in a premium cooling solution. With its advanced features and higher price tag of C$62.90, it targets users seeking top-tier cooling capabilities.

Which should you buy?

Choosing between the Delta A40 ARGB CPU Cooler and the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler ultimately depends on your specific needs and budget. If you are looking for an affordable yet effective cooling solution for regular use, the Delta A40 offers excellent performance for its price. However, if you require superior cooling capabilities, quieter operation, and enhanced customization features, the Thermalright Peerless Assassin stands out despite its higher cost. Assess your priorities and select the cooler that best aligns with your computing demands.

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Delta A40 ARGB CPU Cooler vs Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm | versusfinder