TR-Assassin X 120R SE V2 CPU Air Cooler vs ARCTIC MX-4
Updated August 2026 — The TR-Assassin X 120R SE V2 CPU Air Cooler offers superior active cooling performance compared to the ARCTIC MX-4 thermal paste. However, if you're looking for a cost-effective thermal interface material, the MX-4 is a solid choice.
The TR-Assassin X 120R SE V2 CPU Air Cooler offers superior active cooling performance compared to the ARCTIC MX-4 thermal paste. However, if you're looking for a cost-effective thermal interface material, the MX-4 is a solid choice.
Why TR-Assassin X 120R SE V2 CPU Air Cooler is better
Cooling Performance
TR cooler provides active cooling with high airflow.
Compatibility
Supports a wide range of CPU sockets.
Noise Level
Operates quietly at 25.6 dB(A).
Why ARCTIC MX-4 is better
Price
MX-4 is significantly cheaper at £6.49.
Ease of Use
Simple application process for beginners.
Thermal Conductivity
High thermal conductivity with carbon microparticles.
Overall score
Specifications
| Spec | TR-Assassin X 120R SE V2 CPU Air Cooler | ARCTIC MX-4 |
|---|---|---|
| Brand | TR | ARCTIC |
| Current Price | £14.49 | £6.49 |
| Fan Speed | 1550 RPM | N/A |
| Noise Level | 25.6 dB(A) | N/A |
| Thermal Conductivity | N/A | High |
Dimension comparison
Introduction to CPU Cooling Solutions
When it comes to effectively managing CPU temperatures, both the TR-Assassin X 120R SE V2 CPU Air Cooler and the ARCTIC MX-4 thermal paste present compelling options, albeit with different approaches. The TR-Assassin X 120R SE V2 offers an active cooling solution with its heatsink and fan system, while the ARCTIC MX-4 focuses on optimising thermal conductivity between your CPU and cooler. With price tags of £14.49 and £6.49 respectively, they cater to different needs and preferences in the realm of cooling.
Cooling Technology
The TR-Assassin X 120R SE V2 employs a heatsink design featuring a combination of aluminium and copper, ensuring efficient heat dissipation. Its standard 120mm fan operates at a speed of 1550 RPM, producing a maximum airflow of 66.17 CFM while maintaining a noise level of 25.6 dB(A). This combination is designed to provide high-performance cooling for a range of CPUs. In contrast, the ARCTIC MX-4 utilises carbon microparticles to ensure excellent thermal conductivity, allowing heat to be dissipated quickly and efficiently. While the TR cooler actively cools with a fan, the MX-4 enhances the performance of existing cooling solutions through effective thermal interface material.
Installation and Compatibility
The TR-Assassin X 120R SE V2 is designed for ease of installation, featuring a SS2 install system and a metal pressure plate that improves contact with the CPU. It is compatible with a wide range of motherboard sockets, including Intel's latest LGA1700 and AMD's AM5. The cooler's height of 148mm allows it to fit comfortably in most ATX cases without obstructing RAM modules. The ARCTIC MX-4, on the other hand, is incredibly easy to apply due to its ideal consistency, making it suitable even for beginners. However, it is essential to note that while the MX-4 is a flexible option for various setups, it does not offer the same direct cooling capabilities as the TR cooler.
Performance Metrics
In terms of performance, the TR-Assassin X 120R SE V2 is engineered for high airflow and efficient cooling, with a noise level that remains relatively low at 25.6 dB(A). This makes it suitable for gamers and professionals who require a quiet environment. Conversely, the ARCTIC MX-4 boasts a formula that guarantees high thermal conductivity without the risk of short circuits, as it is metal-free and non-electrically conductive. While the MX-4 is not a cooling device by itself, it significantly enhances the thermal performance of your CPU cooler when applied correctly, ensuring efficient heat transfer.
Price Comparison
The price difference between the TR-Assassin X 120R SE V2 and the ARCTIC MX-4 is quite substantial. The TR cooler is priced at £14.49, reflecting the advanced technology and materials used in its design. Meanwhile, the ARCTIC MX-4 is available for just £6.49, making it a highly cost-effective solution for those looking to improve thermal performance without investing in additional hardware. This price disparity is indicative of the different roles each product plays in the cooling ecosystem.
Brand Reputation and Quality
Both TR and ARCTIC are reputable brands in the cooling market, known for their commitment to quality and performance. The TR-Assassin X 120R SE V2 inherits a legacy of reliable CPU coolers that cater to gamers and PC builders looking for high-performance solutions. Similarly, ARCTIC has established a strong reputation for its thermal pastes, with the MX-4 known for its well-proven quality and consistent performance. Each product carries the assurance of its brand, ensuring that consumers can trust their purchase.
User Experience and Ease of Use
User experience is a vital aspect when it comes to CPU cooling solutions. The TR-Assassin X 120R SE V2 is designed with thoughtful compatibility in mind, making it user-friendly for those building or upgrading their systems. Its straightforward installation process ensures that users can set it up without much hassle. The ARCTIC MX-4, with its easy application process, allows users to apply the thermal paste without requiring advanced technical skills. This accessibility makes it an excellent choice for users at all experience levels.
Which should you buy?
In conclusion, the choice between the TR-Assassin X 120R SE V2 CPU Air Cooler and the ARCTIC MX-4 thermal paste ultimately depends on your specific cooling needs and budget. If you are looking for an active cooling solution with high airflow performance and compatibility with various CPUs, the TR cooler at £14.49 is an excellent investment. However, if you already have a cooling solution in place and simply need an effective thermal interface material to enhance its performance, the ARCTIC MX-4 at £6.49 is an unbeatable option.
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