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ID-COOLING SE-214-XT Black CPU Cooler All-Black vs Thermalright Peerless Assassin 120 Black CPU Air

Updated August 2026 — ID-COOLING SE-214-XT Black CPU Cooler All-Black wins on ram clearance, Thermalright Peerless Assassin 120 Black CPU Air wins on build quality and compatibility.

The ID-COOLING SE-214-XT offers great value and quieter operation, while the Thermalright Peerless Assassin 120 excels in cooling performance. Choose based on your budget and cooling needs.

Why ID-COOLING SE-214-XT Black CPU Cooler All-Black is better

Price

ID-COOLING is significantly cheaper at $17.90.

Noise Level

ID-COOLING operates quieter at lower noise levels.

Installation

ID-COOLING has a hassle-free installation process.

Why Thermalright Peerless Assassin 120 Black CPU Air is better

Cooling Performance

Thermalright has dual fans and six heat pipes for better cooling.

Build Quality

Thermalright features a robust dual-tower design.

TDP Rating

Thermalright supports a higher TDP of 245W.

Overall score

ID-COOLING SE-214-XT Black CPU Cooler All-Black
75
Thermalright Peerless Assassin 120 Black CPU Air
85

Specifications

SpecID-COOLING SE-214-XT Black CPU Cooler All-BlackThermalright Peerless Assassin 120 Black CPU Air
Fan Size120mm120mm
Socket SupportLGA1700/AM4LGA1700/AM4
PWM Fans12
TDP180W245W
Cooling TypeSingle TowerDual Tower

Dimension comparison

ID-COOLING SE-214-XT Black CPU Cooler All-BlackThermalright Peerless Assassin 120 Black CPU Air

Introduction to CPU Coolers

When it comes to cooling your CPU, the choice between the ID-COOLING SE-214-XT Black CPU Cooler and the Thermalright Peerless Assassin 120 Black CPU Air Cooler can significantly impact performance and system stability. Both products are designed to manage heat effectively, but they cater to different needs and preferences, especially when considering features, pricing, and installation ease.

Design and Build Quality

The ID-COOLING SE-214-XT offers an all-black layout which not only enhances aesthetics but also allows it to fit seamlessly into various setups, especially those with dark-themed interiors. It features a single tower design with a height of 150mm, making it compatible with a wide range of chassis. In contrast, the Thermalright Peerless Assassin 120 boasts a more robust dual-tower design, featuring six heat pipes that enhance its cooling capabilities. With a height of 157mm, it also employs AGHP technology for improved thermal conductivity. While both coolers emphasize aesthetic appeal and functionality, the choice between a single or dual-tower design can influence cooling performance and case fit.

Cooling Performance

Cooling performance is a critical factor in CPU coolers, and both products excel in this area, albeit in different ways. The ID-COOLING SE-214-XT employs four direct-contact heat pipes and a 120mm PWM fan, providing a maximum airflow of 76.16 CFM. Its noise level ranges from 15.2 to 35.2 dB(A), ensuring quiet operation under load. In comparison, the Thermalright Peerless Assassin 120 features six heat pipes and dual 120mm PWM fans, delivering a slightly lower maximum airflow of 66.17 CFM but with a maximum noise level of 25.6 dB(A). While the ID-COOLING may have a slight edge in airflow, the dual fans of the Thermalright can provide more consistent cooling under heavy loads.

Compatibility

Both coolers are designed with compatibility in mind, supporting a wide range of CPU sockets. The ID-COOLING SE-214-XT is compatible with Intel LGA1700, 1851, 1200, 115X, as well as AMD AM5 and AM4 sockets. This extensive compatibility makes it an excellent choice for diverse builds. The Thermalright Peerless Assassin 120 also supports a broad range of sockets, including Intel LGA 1700, 115X, 2066, and AMD AM4/AM5. Thus, both coolers cater well to users looking to upgrade without worrying about socket compatibility issues.

Installation Process

When it comes to installation, the ID-COOLING SE-214-XT is designed for hassle-free setup, accommodating both Intel and AMD sockets without complications. The user-friendly design ensures that even novice builders can install it without much difficulty. On the other hand, the Thermalright Peerless Assassin 120, while still user-friendly, may require additional steps due to its dual-tower design and more complex mounting mechanism. This could lead to a slightly longer installation process. Therefore, if ease of installation is a priority, the ID-COOLING may have an advantage.

Pricing and Value

In terms of pricing, the ID-COOLING SE-214-XT is currently priced at $17.90, making it about 54% cheaper than the Thermalright Peerless Assassin 120, which retails for $38.90. This substantial price difference could be a deciding factor for budget-conscious consumers looking for decent cooling performance without breaking the bank. While the Thermalright cooler offers enhanced features and cooling capabilities, the ID-COOLING provides excellent value for its price, especially for users who may not demand top-tier performance.

Noise Levels

Noise levels can significantly affect the user experience, especially in quieter environments. The ID-COOLING SE-214-XT operates at a noise range of 15.2 to 35.2 dB(A), making it relatively quiet during normal operation and under load. The Thermalright Peerless Assassin 120, while still within reasonable limits, has a maximum noise level of 25.6 dB(A). This means that the ID-COOLING may be preferable for users prioritizing a silent operation, particularly in home or office environments.

Which should you buy?

Choosing between the ID-COOLING SE-214-XT Black CPU Cooler and the Thermalright Peerless Assassin 120 Black CPU Air Cooler ultimately depends on your specific needs and budget. The ID-COOLING cooler is significantly cheaper at $17.90 and offers excellent value, making it an ideal choice for those seeking solid cooling performance without a hefty price tag. Meanwhile, the Thermalright cooler, priced at $38.90, is better suited for users who require advanced cooling capabilities and are willing to invest more for features such as dual fans and enhanced thermal performance. In summary, if budget and noise level are your primary concerns, the ID-COOLING is the way to go; however, for superior cooling performance, the Thermalright is worth the extra cost.