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iUniker Active Cooler for Raspberry Pi 5 vs Thermalright Assassin X 120R Digital ARGB Black

Updated August 2026 — iUniker Active Cooler for Raspberry Pi 5 wins on noise level and installation eas, Thermalright Assassin X 120R Digital ARGB Black wins on compatibility and aesthetics.

The iUniker Active Cooler is ideal for Raspberry Pi users seeking quiet and efficient cooling, while the Thermalright Assassin X 120R excels in performance and aesthetics for high-end builds.

Why iUniker Active Cooler for Raspberry Pi 5 is better

Price

iUniker is significantly cheaper at $9.99.

Noise Level

iUniker operates below 18 dB.

Installation

iUniker has a simpler installation process.

Why Thermalright Assassin X 120R Digital ARGB Black is better

Cooling Performance

Thermalright has a more robust cooling system.

Compatibility

Thermalright supports multiple CPU sockets.

Aesthetics

Thermalright features a digital screen and ARGB lighting.

Overall score

iUniker Active Cooler for Raspberry Pi 5
75
Thermalright Assassin X 120R Digital ARGB Black
85

Specifications

SpeciUniker Active Cooler for Raspberry Pi 5Thermalright Assassin X 120R Digital ARGB Black
Price$9.99$24.90
Max RPM35102000
Cooling TypeActiveActive
MaterialAluminumAluminum
PWM ControlYesYes
ARGB LightingNoYes

Dimension comparison

iUniker Active Cooler for Raspberry Pi 5Thermalright Assassin X 120R Digital ARGB Black

Overview of iUniker Active Cooler and Thermalright Assassin X 120R

The iUniker Active Cooler for Raspberry Pi 5 is priced at $9.99, making it an economical choice for cooling Raspberry Pi devices, while the Thermalright Assassin X 120R Digital ARGB Black CPU Cooler is available for $24.90, targeting more traditional CPU cooling needs. Each cooler is designed for distinct applications: the iUniker cooler is specifically crafted for the Raspberry Pi 5, while the Thermalright model offers broader compatibility with various Intel and AMD sockets. This price difference of about 149% reflects their targeted use cases and the technological requirements of the systems they support.

Cooling Performance

In terms of cooling efficiency, the iUniker Active Cooler excels with its aluminum heatsink and ultra-quiet PWM fan that maintains CPU temperatures below 56°C even under stress. This represents a significant performance boost compared to passive coolers, which can be 20-30°C less effective. On the other hand, the Thermalright Assassin X 120R is designed with a 2000 RPM fan and a comprehensive heat dissipation system, including four heat pipes and a large heatsink. While specific temperatures under load are not disclosed, its design indicates a robust cooling capacity suitable for high-performance CPUs.

Noise Levels

One of the standout features of the iUniker Active Cooler is its ultra-quiet operation, with noise levels reported to be below 18 dB, making it ideal for projects where silence is paramount. In contrast, the Thermalright Assassin X 120R operates at a maximum noise level of 29.8 dB, which is still relatively quiet but could be noticeable in a silent environment. The iUniker cooler’s whisper-quiet performance is particularly advantageous for users working with noise-sensitive applications like media servers or home automation systems.

Installation Process

The installation process of the iUniker Active Cooler is straightforward, requiring only a few minutes to set up thanks to its pre-applied thermal tape and included screws. This ease of installation is a significant advantage, especially for beginners or those who want to minimize downtime. In comparison, the Thermalright Assassin X 120R, while also designed for user-friendly installation, comes with more components and may require referring to installation videos or manuals, especially for AMD platform compatibility. This complexity could be a factor for users seeking a hassle-free installation experience.

Design and Aesthetics

The iUniker Active Cooler features a practical design that complements the Raspberry Pi 5, focusing primarily on functionality without additional visual flair. In contrast, the Thermalright Assassin X 120R offers a more visually appealing design with a digital screen top cover displaying CPU and GPU temperatures, making it a more attractive option for gamers and PC enthusiasts who value aesthetics alongside performance. The ARGB lighting synchronization feature of the Thermalright cooler adds an extra layer of customization, appealing to users who prioritize visual elements in their builds.

Compatibility

Compatibility is a key difference between the two products. The iUniker Active Cooler is specifically designed to fit the Raspberry Pi 5, ensuring optimal performance for that specific platform. On the other hand, the Thermalright Assassin X 120R boasts wide compatibility with various Intel and AMD sockets, including LGA 1700 and AM4/AM5. This versatility makes it suitable for a broader range of builds, from budget systems to high-end gaming rigs. For users looking for a universal cooling solution, the Thermalright model is more appropriate, while those with a Raspberry Pi 5 will find the iUniker cooler tailored to their needs.

Price Comparison

At $9.99, the iUniker Active Cooler is significantly more affordable than the Thermalright Assassin X 120R at $24.90, making it about 60% cheaper. This price difference reflects their intended use cases and market segments. For users on a budget or those specifically looking to cool a Raspberry Pi 5, the iUniker cooler presents a compelling value proposition. However, the Thermalright Assassin X 120R justifies its higher price with advanced features, better cooling performance, and broader compatibility, appealing to more serious PC builders.

Which should you buy?

Choosing between the iUniker Active Cooler and the Thermalright Assassin X 120R ultimately hinges on your specific needs. If you are using a Raspberry Pi 5 and require an efficient, low-noise cooling solution, the iUniker cooler is the clear choice due to its targeted design, ease of installation, and affordability. However, for those seeking a high-performance CPU cooler with advanced features and broader compatibility for gaming or heavy computing tasks, the Thermalright Assassin X 120R offers superior cooling capabilities and added aesthetic appeal. Your decision should align with the platform you are using and how critical performance and noise levels are to your setup.