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be Quiet! Pure Loop 2 FX 240mm vs Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi

Updated August 2026The be Quiet! Pure Loop 2 FX 240mm offers superior performance and aesthetics, while the Thermalright Assassin X 120R is a budget-friendly option with decent features.

The be Quiet! Pure Loop 2 FX 240mm offers superior performance and aesthetics, while the Thermalright Assassin X 120R is a budget-friendly option with decent features.

Why be Quiet! Pure Loop 2 FX 240mm is better

Cooling Performance

Two 120mm fans vs. one 2000RPM fan

Noise Levels

Doubly decoupled pump for quieter operation

Socket Compatibility

Wider compatibility with Intel and AMD sockets

Why Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi is better

Price

Significantly lower price at C$28.39

Digital Features

Includes a digital screen for monitoring

Installation

Simpler installation with fewer components

Overall score

be Quiet! Pure Loop 2 FX 240mm
85
Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi
65

Specifications

Specbe Quiet! Pure Loop 2 FX 240mmThermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi
Brandbe quiet!Thermalright
PriceC$118.12C$28.39
Fan SpeedPWM high-speed2000RPM
ARGB LightingYesYes
Socket SupportIntel & AMDIntel & AMD

Dimension comparison

be Quiet! Pure Loop 2 FX 240mmThermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi

Price Comparison

When considering the price, the Thermalright Assassin X 120R Digital ARGB White CPU Cooler is significantly more affordable at C$28.39 compared to the be Quiet! Pure Loop 2 FX 240mm, which is priced at C$118.12. This substantial difference of C$89.73 makes the Thermalright a more accessible option for budget-conscious consumers. The lower price point of the Assassin X doesn’t come at the cost of performance, as it still offers quality cooling features that are appealing to many PC builders.

Design and Aesthetics

The design of a CPU cooler can greatly influence a build's overall appearance. The be Quiet! Pure Loop 2 FX showcases an all-black design with aluminum accents, which provides a sleek and modern look. It also features vibrant ARGB illumination, adding a touch of style to any setup. On the other hand, the Thermalright Assassin X has a digital screen top cover that not only displays crucial system information but also features ARGB lighting. While both coolers offer visual appeal, the choice may come down to whether you prefer the streamlined elegance of the Pure Loop 2 FX or the techy aesthetic of the Assassin X.

Cooling Performance

Cooling performance is critical for maintaining optimal CPU temperatures. The be Quiet! Pure Loop 2 FX 240mm is equipped with two 120mm PWM high-speed fans that provide excellent airflow and pressure, ensuring efficient heat dissipation. In contrast, the Thermalright Assassin X features a single tower design with a 2000RPM PWM fan and four heat pipes that work together to enhance cooling efficiency. Although the Pure Loop 2 FX has a larger fan configuration, the Assassin X's advanced heat pipe technology also promises effective thermal management, making both products capable of handling demanding workloads.

Noise Levels

Noise levels are an essential consideration for many PC users, especially those who prefer a quieter environment. The be Quiet! Pure Loop 2 FX is designed with a doubly decoupled PWM pump, which minimizes vibrations and ensures quieter operation. This focus on silent performance aligns with the brand's reputation for producing low-noise cooling solutions. The Thermalright Assassin X also aims to reduce noise with silicone corner pads that help mitigate vibrations, but its fan can reach speeds of up to 2000RPM, which may result in increased noise under heavy loads. Therefore, while both coolers strive for low noise, the Pure Loop 2 FX may have a slight edge in maintaining silence.

Socket Compatibility

Socket compatibility is crucial when selecting a CPU cooler, as it determines whether the cooler will fit your specific processor. The be Quiet! Pure Loop 2 FX is compatible with a variety of Intel sockets, including 1700, 1200, 2066, 1150, 1151, 1155, and 2011(-3), as well as AMD's AM5 and AM4. This wide range makes it versatile for different builds. The Thermalright Assassin X also supports both Intel and AMD platforms, but the exact socket compatibility details are less comprehensive in the provided data. This factor could influence users who want guaranteed compatibility with their existing setup.

Installation Process

The ease of installation is another factor that can sway your decision. The be Quiet! Pure Loop 2 FX includes an easy-to-access refill port and comes with a coolant bottle, designed for straightforward maintenance and longevity. This feature is particularly beneficial for users looking to ensure optimal cooling performance over time. In contrast, while the Thermalright Assassin X has a digital screen that requires a USB connection for data display, specific installation details are not provided in the data. The maintenance and installation simplicity of the Pure Loop 2 FX may appeal to users who prefer a hassle-free experience.

Additional Features

Both coolers come with unique features that enhance their usability. The be Quiet! Pure Loop 2 FX includes an ARGB-PWM hub that allows synchronization of up to six ARGB components and PWM fans, offering a comprehensive lighting solution for users who enjoy customisation. Conversely, the Thermalright Assassin X boasts a digital screen that displays CPU and GPU temperatures, as well as usage statistics, providing valuable real-time information. This functionality can be particularly useful for users who like to monitor their system's performance closely. These additional features can make a significant difference in user experience, depending on individual preferences.

Which should you buy?

The choice between the be Quiet! Pure Loop 2 FX 240mm and the Thermalright Assassin X 120R ultimately depends on your specific needs and budget. If you are looking for a high-performance cooler with superior aesthetics and quieter operation, the be Quiet! Pure Loop 2 FX is worth the investment at C$118.12. However, if you are on a budget or prefer a cooler that offers a digital monitoring feature at a fraction of the price, the Thermalright Assassin X at C$28.39 is a fantastic option. Each cooler has its strengths, making your individual requirements the determining factor in your purchase decision.

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be Quiet! Pure Loop 2 FX 240mm vs Thermalright Assassin X 120R Digital ARGB White CPU Cooler Air with 4X6mm HeatPi | versusfinder