ID-COOLING SE-214-XT Black CPU Cooler All-Black vs Thermalright Peerless Assassin 120 SE CPU Cooler,
Updated August 2026 — ID-COOLING SE-214-XT Black CPU Cooler All-Black leads on ram clearance and aesthetic design.
The ID-COOLING SE-214-XT offers better value and quieter operation, while the Thermalright Peerless Assassin 120 SE excels in cooling performance. Choose based on your priorities.
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 15.2 to 35.2 dB(A).
Installation
ID-COOLING offers hassle-free installation.
Why Thermalright Peerless Assassin 120 SE CPU Cooler, is better
Cooling Performance
Thermalright has dual fans and six heat pipes.
Airflow
Thermalright provides effective heat distribution.
Brand Reputation
Thermalright has over 20 years of experience.
Overall score
Specifications
| Spec | ID-COOLING SE-214-XT Black CPU Cooler All-Black | Thermalright Peerless Assassin 120 SE CPU Cooler, |
|---|---|---|
| Max Airflow | 76.16 CFM | 66.17 CFM |
| Noise Level | 15.2-35.2 dB(A) | ≤25.6 dB(A) |
| Socket Compatibility | LGA1700/1851/1200/115X, AM5/AM4 | LGA1700/1150/1151/1200/1851, AM4/AM5 |
| Fan Type | 1x 120mm PWM | 2x 120mm PWM |
| Installation Ease | Hassle-free | Requires backplane |
Dimension comparison
Introduction to CPU Coolers
When it comes to choosing the right CPU cooler, there are several factors to consider, including cooling efficiency, compatibility, and price. In this comparison, we will evaluate the ID-COOLING SE-214-XT Black CPU Cooler and the Thermalright Peerless Assassin 120 SE CPU Cooler. The ID-COOLING cooler is priced at $17.90, while the Thermalright model comes in at $49.99, making it about 178% more expensive. Both are designed to provide effective cooling solutions for various CPU sockets, but their specifications and features set them apart.
Design and Aesthetic Appeal
The ID-COOLING SE-214-XT features an all-black layout that allows it to blend seamlessly into a range of computer cases, especially those with dark interiors. This cooler has a compact height of 150mm, making it suitable for various chassis models. On the other hand, the Thermalright Peerless Assassin 120 SE also boasts a sleek design but comes with dual 120mm PWM fans and a more robust structure, measuring 125mm x 135mm x 155mm. While both coolers are visually appealing, the ID-COOLING offers a more minimalist look compared to the bulkier Thermalright design.
Cooling Performance
Cooling performance is critical for maintaining optimal CPU temperatures. The ID-COOLING SE-214-XT is equipped with four direct contact heat pipes and a single 120mm PWM fan, delivering a maximum airflow of 76.16 CFM and a noise level ranging from 15.2 to 35.2 dB(A). In contrast, the Thermalright Peerless Assassin 120 SE utilizes six heat pipes and dual 120mm PWM fans, achieving a maximum airflow of 66.17 CFM with a noise level of 25.6 dB(A). While the ID-COOLING cooler is quieter and provides slightly better airflow, the Thermalright's dual-fan setup allows for more effective heat distribution.
Compatibility with CPU Sockets
Both coolers are compatible with a variety of CPU sockets, making them versatile choices for different setups. The ID-COOLING SE-214-XT supports Intel sockets LGA1700, 1851, 1200, and 115X, as well as AMD's AM5 and AM4. The Thermalright Peerless Assassin 120 SE is compatible with Intel LGA 1700, 1150, 1151, 1200, and 1851, along with AMD AM4 and AM5. As both coolers cover a wide range of sockets, users can feel confident in their ability to fit either cooler into most modern systems.
Installation Process
Ease of installation is another essential consideration when selecting a CPU cooler. The ID-COOLING SE-214-XT is designed for hassle-free installation across Intel and AMD sockets, reducing the complexity for users. The Thermalright Peerless Assassin 120 SE also offers a straightforward installation process, although it requires the use of the motherboard's built-in backplane for AMD systems, which may not be included. While both offer relatively easy installations, the ID-COOLING cooler edges out slightly in terms of convenience.
Noise Levels and Operation
Noise levels are an important factor for those who prefer a quieter computing experience. The ID-COOLING SE-214-XT operates at a noise level of 15.2 to 35.2 dB(A), making it a quieter option during operation. In comparison, the Thermalright Peerless Assassin 120 SE has a maximum noise level of 25.6 dB(A). Although both coolers are designed for low noise, the ID-COOLING provides a more serene environment, especially under lighter loads.
Price Comparison
Price is a significant factor when selecting a CPU cooler. The ID-COOLING SE-214-XT is currently priced at $17.90, making it an attractive option for budget-conscious consumers. In contrast, the Thermalright Peerless Assassin 120 SE retails for $49.99, which is approximately $32 more expensive. This pricing difference of about 178% suggests that the ID-COOLING cooler provides a more economical choice for users who do not require the advanced features of the Thermalright model.
Which should you buy?
Ultimately, the choice between the ID-COOLING SE-214-XT and the Thermalright Peerless Assassin 120 SE depends on your specific needs and budget. The ID-COOLING cooler excels in aesthetics, ease of installation, and noise levels, making it a fantastic choice for users seeking an effective and quiet solution at a budget-friendly price. Meanwhile, the Thermalright offers superior cooling performance with its dual-fan setup and six heat pipes, appealing to those who prioritize extreme cooling capabilities and are willing to invest more. Consider your priorities in cooling performance, noise tolerance, and budget to make the best decision for your system.

