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ID-COOLING SE-214-XT Black CPU Cooler All-Black vs Thermalright Assassin X 120R Digital ARGB Black

Updated August 2026 — ID-COOLING SE-214-XT Black CPU Cooler All-Black wins on noise level, Thermalright Assassin X 120R Digital ARGB Black wins on aesthetics and design.

The ID-COOLING SE-214-XT offers great value with solid performance, while the Thermalright Assassin X 120R provides advanced features and aesthetics. Choose based on your budget and needs.

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

Price

ID-COOLING is $7 cheaper

Height

ID-COOLING is 150mm tall

Noise Level

ID-COOLING has a lower noise range

Why Thermalright Assassin X 120R Digital ARGB Black is better

Fan Speed

Assassin X has a 2000 RPM fan

Digital Features

Assassin X includes a digital screen

Air Volume

Assassin X delivers 70.84 CFM

Overall score

ID-COOLING SE-214-XT Black CPU Cooler All-Black
75
Thermalright Assassin X 120R Digital ARGB Black
82

Specifications

SpecID-COOLING SE-214-XT Black CPU Cooler All-BlackThermalright Assassin X 120R Digital ARGB Black
Heat Pipes44
Max RPMPWM2000
Noise Level15.2-35.2 dB(A)≤ 29.8 dB(A)
Air Flow76.16 CFM70.84 CFM
CompatibilityIntel/AMDIntel/AMD

Dimension comparison

ID-COOLING SE-214-XT Black CPU Cooler All-BlackThermalright Assassin X 120R Digital ARGB Black

Overview of the ID-COOLING SE-214-XT Black and Thermalright Assassin X 120R

When choosing a CPU cooler, two prominent options are the ID-COOLING SE-214-XT Black and the Thermalright Assassin X 120R. The SE-214-XT is priced at $17.90, while the Assassin X is available for $24.90, making the ID-COOLING about 28% cheaper than its competitor. Both coolers are designed to enhance CPU performance, but they offer different features and aesthetics that cater to various user preferences.

Cooling Performance

The ID-COOLING SE-214-XT features four direct-contact heat pipes that effectively dissipate heat, ensuring that CPUs with a Thermal Design Power (TDP) of up to 180W remain cool during intense workloads. In contrast, the Thermalright Assassin X 120R also utilizes four heat pipes but pairs them with a high-speed 2000 RPM fan, delivering an air volume of 70.84 CFM. While both coolers excel in heat dissipation, the higher fan speed of the Assassin X may provide slightly better cooling under peak performance conditions, making it suitable for users who push their CPUs to the limit.

Noise Levels

Noise is a critical factor for many PC builders, and both coolers have been designed with quiet operation in mind. The ID-COOLING SE-214-XT operates between a noise level of 15.2 to 35.2 dB(A), which suggests it can run quite quietly under normal conditions. Meanwhile, the Thermalright Assassin X 120R has a maximum noise level of 29.8 dB(A). Although the Assassin X is slightly quieter at its peak than the SE-214-XT, both coolers are engineered to minimize noise, making them suitable for silent builds.

Aesthetic Design

Aesthetics play a significant role in PC builds, and here the Thermalright Assassin X 120R stands out with its digital screen top cover. This feature not only adds a modern touch but also allows real-time monitoring of CPU temperature and usage. On the other hand, the ID-COOLING SE-214-XT features an all-black layout that blends easily with most setups, especially those that favor darker themes. While the Assassin X appeals to users wanting advanced visual features, the SE-214-XT is ideal for those who prefer a more understated look.

Compatibility

Both coolers are compatible with a wide range of Intel and AMD sockets, ensuring a broad usability across different systems. The ID-COOLING SE-214-XT supports Intel LGA1700/1851/1200/115X and AMD AM5/AM4 sockets, making it versatile for many contemporary builds. Similarly, the Thermalright Assassin X 120R accommodates Intel LGA1851/1700/115X/1200 and AMD AM4/AM5 sockets. This compatibility means that users can confidently choose either cooler without worrying about fitment issues in their chosen case.

Installation Process

Ease of installation is vital for users looking to set up their systems quickly. The ID-COOLING SE-214-XT boasts a hassle-free installation process compatible with both Intel and AMD sockets, which is a significant advantage for users less experienced in PC building. The Thermalright Assassin X 120R also offers straightforward installation; however, it requires the original backplate of the motherboard for AMD socket installations. While both coolers are designed for user convenience, the SE-214-XT's simpler installation may appeal more to novice builders.

Price Analysis

The price difference between the ID-COOLING SE-214-XT at $17.90 and the Thermalright Assassin X 120R at $24.90 is notable, with the latter being approximately 39% more expensive. This price increase may be attributed to the advanced features of the Assassin X, such as the digital screen and the higher RPM fan. Users should weigh whether these additional features justify the extra cost based on their cooling needs and budget.

Which should you buy?

Choosing between the ID-COOLING SE-214-XT Black and the Thermalright Assassin X 120R ultimately depends on your priorities. If budget is your primary concern and you require efficient cooling without extensive features, the ID-COOLING SE-214-XT is an excellent choice at $17.90. However, if you value aesthetics and real-time monitoring of system performance, the Thermalright Assassin X 120R, at $24.90, may be worth the investment. Both coolers deliver solid performance, but your specific needs and preferences will guide the final decision.