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ID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU Cooler vs Thermalright Assassin X 120 SE CPU Air Cooler

Updated August 2026The ID-COOLING FROZN A720 Black offers superior cooling performance and aesthetic appeal, making it the better choice for high-performance builds. However, the Thermalright Assassin X 120 SE is a budget-friendly option with quieter operation.

The ID-COOLING FROZN A720 Black offers superior cooling performance and aesthetic appeal, making it the better choice for high-performance builds. However, the Thermalright Assassin X 120 SE is a budget-friendly option with quieter operation.

Why ID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU Cooler is better

Cooling Performance

Higher airflow of 98.6 CFM compared to 66.17 CFM

Aesthetic Appeal

All-black design blends well with dark-themed builds

RAM Clearance

58mm clearance for RAM in single fan mode

Why Thermalright Assassin X 120 SE CPU Air Cooler is better

Price

Significantly cheaper at C$25.59

Noise Level

Quieter operation at 25.6 dB(A)

Compact Size

Smaller dimensions fit better in tight spaces

Overall score

ID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU Cooler
85
Thermalright Assassin X 120 SE CPU Air Cooler
65

Specifications

SpecID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU CoolerThermalright Assassin X 120 SE CPU Air Cooler
Max Airflow98.6 CFM66.17 CFM
Noise Level33.5 dB(A)25.6 dB(A)
Socket CompatibilityIntel LGA2011/1700/AM4/AM5Intel 115X/1200/AM4
Installation EaseHassle-freeEasy
Cooling TypeDual-towerSingle-tower

Dimension comparison

ID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU CoolerThermalright Assassin X 120 SE CPU Air Cooler

Overview of the Products

In this comparison, we will examine the ID-COOLING FROZN A720 Black and the Thermalright Assassin X 120 SE CPU Air Cooler. The ID-COOLING model is priced at C$110.92, while the Thermalright unit is significantly cheaper at C$25.59. This substantial price difference suggests that the ID-COOLING cooler may offer more features or better performance, making it essential to explore their specifications and capabilities in detail.

Design and Aesthetics

The design of a CPU cooler can significantly influence the overall look of a gaming rig. The ID-COOLING FROZN A720 Black features an all-black layout that is designed to blend seamlessly into dark-themed computer builds. Its dual-tower heatsink and two 140mm fans not only enhance its aesthetic appeal but also improve its cooling capability. Conversely, the Thermalright Assassin X 120 SE, while functional, has a more utilitarian design. Its dimensions are 125mm x 71mm x 148mm, and it has a weight of 0.645kg. Although it may not have the same visual impact as the ID-COOLING model, it is still a solid choice for those prioritizing function over form.

Cooling Performance

Cooling performance is a critical factor for any CPU cooler, especially for high-performance systems. The ID-COOLING FROZN A720 Black is equipped with a dual-tower heatsink and seven Ф6mm copper heat pipes, which efficiently absorb heat from the CPU. This cooler can achieve a maximum airflow of 98.6 CFM paired with a noise level of 33.5 dB(A), ensuring effective cooling while maintaining a relatively quiet operation. In contrast, the Thermalright Assassin X 120 SE employs four 6mm heat pipes and a single 120mm PWM fan that offers a maximum airflow of 66.17 CFM and a lower noise level of 25.6 dB(A). While the Thermalright model is quieter, it does sacrifice some airflow and heat dissipation capability compared to the ID-COOLING.

Installation Process

The ease of installation can greatly affect the user experience when setting up a CPU cooler. The ID-COOLING FROZN A720 Black boasts a hassle-free installation process compatible with both Intel and AMD sockets, making it user-friendly for a broad range of systems. The cooler provides an impressive 58mm clearance for RAM when operating in single fan mode, ensuring compatibility with high-profile memory modules. The Thermalright Assassin X 120 SE also supports various Intel and AMD sockets and includes mounting hardware for easy installation. However, its slightly more compact size may appeal to users with limited space in their cases.

Noise Levels

Noise levels can be a deciding factor for many PC builders, particularly those who prefer a quieter environment. The ID-COOLING FROZN A720 Black operates at a maximum noise level of 33.5 dB(A), which is relatively quiet given its high airflow of 98.6 CFM. This makes it suitable for users who demand both performance and silence. On the other hand, the Thermalright Assassin X 120 SE is designed to operate even quieter, with a maximum noise level of 25.6 dB(A). While it may not cool as aggressively as the ID-COOLING, its lower noise output makes it an attractive option for noise-sensitive users.

Compatibility

Compatibility with various CPU sockets is crucial for ensuring that a cooler can fit into a user's system. The ID-COOLING FROZN A720 Black is versatile, supporting a wide range of Intel sockets, including LGA2011, 1700, 1851, 1200, 1150, 1151, 1155, 1156, and AMD AM4/AM5 platforms. This extensive compatibility allows it to be used in a variety of builds. The Thermalright Assassin X 120 SE also supports a range of sockets, including Intel 115X, 1200, and 1700, as well as AMD AM4. While both coolers offer solid compatibility, the ID-COOLING's broader range may appeal more to users with diverse setups.

Brand Reputation

Brand reputation can play a significant role in purchasing decisions. ID-COOLING is known for its focus on high-performance cooling solutions, and the FROZN A720 Black exemplifies this commitment with its advanced features and solid performance metrics. The company has positioned itself as a reliable choice for gaming and high-performance computing. Conversely, Thermalright has over 20 years of experience in the market and is well-regarded for its effective cooling solutions. While both brands have established a strong presence, ID-COOLING may have the edge in terms of innovative features tailored for performance-focused users.

Which should you buy?

Ultimately, the choice between the ID-COOLING FROZN A720 Black and the Thermalright Assassin X 120 SE depends on your specific needs and budget. If you are looking for superior cooling performance, aesthetic appeal, and are willing to invest C$110.92, the ID-COOLING model is the clear choice. Its dual-tower design, higher airflow, and excellent RAM clearance make it ideal for high-performance builds. However, if you’re on a tighter budget or prioritise a quieter operation, the Thermalright Assassin X 120 SE at C$25.59 offers decent cooling capabilities and a lower noise level. Ultimately, both coolers have their strengths, and your decision should align with your performance requirements and budget constraints.

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ID-COOLING FROZN A720 Black - 6.4" Height Black Dual-Tower Air CPU Cooler vs Thermalright Assassin X 120 SE CPU Air Cooler | versusfinder