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Thermalright Assassin X120 SE ARGB CPU Air Cooler vs Thermalright TF4 4g Thermal Compound Paste for Coolers

Updated August 2026The Thermalright Assassin X120 SE ARGB CPU Air Cooler offers superior cooling performance and features compared to the Thermalright TF4 thermal compound paste, making it the better choice for comprehensive cooling solutions.

The Thermalright Assassin X120 SE ARGB CPU Air Cooler offers superior cooling performance and features compared to the Thermalright TF4 thermal compound paste, making it the better choice for comprehensive cooling solutions.

Why Thermalright Assassin X120 SE ARGB CPU Air Cooler is better

cooling performance

higher airflow and lower noise

build quality

robust aluminum construction

compatibility

supports multiple CPU sockets

Why Thermalright TF4 4g Thermal Compound Paste for Coolers is better

price

more affordable option

thermal conductivity

high thermal conductivity rating

application ease

user-friendly needle-type dispenser

Overall score

Thermalright Assassin X120 SE ARGB CPU Air Cooler
85
Thermalright TF4 4g Thermal Compound Paste for Coolers
65

Specifications

SpecThermalright Assassin X120 SE ARGB CPU Air CoolerThermalright TF4 4g Thermal Compound Paste for Coolers
Fan Speed1550 RPMN/A
Airflow66.17 CFMN/A
Noise Level25.6 dB(A)N/A
Thermal ResistanceN/A< 0.0068
Operating TempN/A-50℃ to +240℃

Dimension comparison

Thermalright Assassin X120 SE ARGB CPU Air CoolerThermalright TF4 4g Thermal Compound Paste for Coolers

Overview of the Products

When considering cooling solutions for your CPU, the Thermalright Assassin X120 SE ARGB CPU Air Cooler and the Thermalright TF4 4g Thermal Compound Paste are two standout options from the same brand. The air cooler is priced at £16.29, while the thermal compound paste is significantly more affordable at £3.69. While both products aim to enhance the performance of your computer's cooling system, they serve different purposes and feature distinct technologies.

Design and Build Quality

The Thermalright Assassin X120 SE ARGB CPU Air Cooler features a robust design with dimensions of 120mm in length, 71mm in width, and a height of 148mm, making it suitable for medium-sized computer cases. It weighs 0.63kg and is constructed primarily from aluminium, ensuring durability and effective heat dissipation. In contrast, the Thermalright TF4 Thermal Compound Paste comes in a compact 4g tube, designed for easy application. Though it lacks the physical presence of a cooler, its formulation boasts thermal conductivity of up to 9.5 W/m.k, indicating a strong performance benchmark.

Performance Capabilities

The performance of the Thermalright Assassin X120 SE is supported by its PWM fan, which operates at a maximum speed of 1550 RPM, delivering an airflow of 66.17 CFM while maintaining a noise level of only 25.6 dB(A). This makes it particularly suitable for users seeking a balance between cooling efficiency and quiet operation. On the other hand, the Thermalright TF4 excels in thermal performance with a thermal resistance of less than 0.0068, ensuring effective heat transfer even in extreme temperatures ranging from -50℃ to +240℃.

Compatibility and Installation

The Assassin X120 SE is engineered for versatility, supporting a wide range of CPU sockets including Intel's LGA 1150, 1151, 1155, 1156, 1200, 1700, and 1851, as well as AMD's AM4 and AM5. It comes with the necessary mounting plates and fasteners for straightforward installation. Conversely, the TF4 thermal compound is designed for use with various cooling solutions, including CPUs and GPUs, making it a flexible choice for users looking to enhance their thermal management without the constraints of specific hardware compatibility.

Noise Levels and User Experience

One of the standout features of the Thermalright Assassin X120 SE is its low noise operation, producing a maximum of 25.6 dB(A). This is important for users who prioritise a quiet computing environment, particularly in home or office settings. In comparison, the TF4 thermal paste operates silently, as it does not have any mechanical components. Its application is designed to be user-friendly, with a needle-type dispenser that allows for precise application, ensuring a homogeneous layer without the mess.

Longevity and Durability

The Thermalright Assassin X120 SE is built to last, featuring S-FDB bearings that ensure a long service life of the cooler, rated up to 20,000 hours. The robust materials used in its construction contribute to its durability. The Thermalright TF4, although different in function, also emphasises longevity with its low volatility and long service life, maintaining thermal conductivity over extended periods. This makes it a reliable option for those looking to maintain optimal cooling performance without frequent reapplication.

Pricing and Value Proposition

At £16.29, the Assassin X120 SE is a mid-range air cooler that offers substantial cooling performance for its price. In contrast, the TF4 thermal compound paste, priced at just £3.69, provides an economical solution for users looking to improve their cooling efficiency without a significant investment. While the air cooler offers a comprehensive cooling solution, the thermal paste serves as a necessary complement, particularly for those who have existing coolers that may benefit from enhanced thermal conductivity.

Which should you buy?

Deciding between the Thermalright Assassin X120 SE ARGB CPU Air Cooler and the Thermalright TF4 4g Thermal Compound Paste ultimately depends on your specific cooling needs. If you require a comprehensive cooling solution that offers both performance and aesthetic appeal, the Assassin X120 SE is the clear choice. However, if you are looking to enhance the performance of your current cooling system or simply need a reliable thermal compound for your CPU or GPU, the TF4 offers excellent value at a lower price point. Both products excel in their respective roles, making them valuable additions to any computer enthusiast's toolkit.

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Thermalright Assassin X120 SE ARGB CPU Air Cooler vs Thermalright TF4 4g Thermal Compound Paste for Coolers | versusfinder