Kalemax CPU Cooler, Dual-Tower, 6× vs Thermalright Assassin X 120R Digital ARGB Black
Updated August 2026 — Kalemax CPU Cooler, Dual-Tower, 6× leads on cooling efficien and noise level.
The Kalemax CPU Cooler offers superior performance and features, making it the better choice for high-end users. However, the Thermalright Assassin X 120R is a more budget-friendly option.
Why Kalemax CPU Cooler, Dual-Tower, 6× is better
Higher TDP
Kalemax supports up to 265W TDP
More Fans
Kalemax has dual fans for better cooling
More Lighting Modes
Kalemax offers 16 ARGB lighting modes
Why Thermalright Assassin X 120R Digital ARGB Black is better
Lower Price
Thermalright is $22.90
Compact Design
Thermalright has a lower height of 151mm
Digital Screen
Thermalright features a digital screen for monitoring
Overall score
Specifications
| Spec | Kalemax CPU Cooler, Dual-Tower, 6× | Thermalright Assassin X 120R Digital ARGB Black |
|---|---|---|
| Fan Speed | 2000 RPM | 2000 RPM |
| Heat Pipes | 6 | 4 |
| Noise Level | 27.8 dBA | N/A |
| ARGB Modes | 16 | N/A |
| Socket Support | Intel/AMD | Intel/AMD |
Dimension comparison
Overview of the Kalemax CPU Cooler and Thermalright Assassin X 120R
The Kalemax CPU Cooler is priced at $29.99, while the Thermalright Assassin X 120R is available for $22.90, making the Kalemax about 17% more expensive. Both products are designed for effective CPU cooling, but they come with different features and specifications that cater to various user needs.
Cooling Performance
The Kalemax CPU Cooler boasts a dual-tower design with six 6mm heat pipes and dual 120mm ARGB PWM fans that can achieve speeds of 2000 RPM. This setup aims to provide fast heat dissipation, effectively cooling CPUs with a thermal design power (TDP) of up to 265W. On the other hand, the Thermalright Assassin X 120R features four heat pipes and a single 12cm PWM fan at the same RPM of 2000. While both coolers operate at the same fan speed, the Kalemax offers a higher TDP compatibility, making it potentially more suitable for high-performance CPUs.
Compatibility
The Kalemax CPU Cooler supports a wide range of socket types, including Intel LGA 115X/1200/1700/1851 and AMD AM4/AM5, providing versatility for various setups. Additionally, it includes different mounting plates for easy installation across platforms. The Thermalright Assassin X 120R also supports multiple Intel and AMD sockets, specifically LGA 1700/1851/1150/1151/1200 and AM4/AM5. Both coolers ensure compatibility with modern CPUs, but Kalemax’s broader support for Intel sockets may give it an edge in versatility.
Noise Levels and Operation
The Kalemax CPU Cooler maintains a noise level of 27.8 dBA, which is relatively quiet for a high-performance cooler. The dual fans are designed for quieter operation while providing enhanced cooling efficiency. In contrast, the Thermalright Assassin X 120R features silicone corner pads that help reduce noise during operation, although its exact noise level isn’t specified. The Kalemax appears to offer a quieter experience, making it a better choice for those who prioritize low noise in their builds.
Aesthetics and Design
The Kalemax CPU Cooler features ARGB lighting with up to 16 lighting modes, allowing for customization and synchronization with other components. Its specially treated fan blades help create a uniform lighting effect that complements the overall aesthetic of a gaming rig. The Thermalright Assassin X 120R also has ARGB functionality and a digital screen top cover that enhances its visual appeal. Users looking for customizable lighting options will find both coolers appealing, but the Kalemax offers more extensive lighting modes.
Build Quality and Materials
Kalemax emphasizes the use of pure copper in its heat pipes and base, which enhances thermal conductivity and overall performance. The cooler is constructed with aluminum materials, ensuring durability and effective heat dissipation. The Thermalright Assassin X 120R incorporates industrial-grade PBT+PC materials and features upgraded AGHP technology in its heat pipes, improving heat transfer while maintaining structural integrity. Both coolers are well-built, but the choice may depend on the user’s preference for specific materials.
Price and Value
At $29.99, the Kalemax CPU Cooler is positioned as a premium option, reflecting its high TDP rating and extensive compatibility features. The Thermalright Assassin X 120R, priced at $22.90, offers a more budget-friendly alternative without sacrificing essential cooling capabilities. The $7.09 price difference could be significant for users on a tighter budget, making the Thermalright a compelling option for those who want effective cooling at a lower cost.
User Experience and Installation
Both the Kalemax and Thermalright coolers are designed for ease of installation, with provided mounting hardware for various CPU sockets. Users report that the Kalemax CPU Cooler is relatively straightforward to install, especially due to its compatibility with both Intel and AMD platforms. The Thermalright Assassin X 120R emphasizes its digital screen and software integration for monitoring temperatures, which may enhance the user experience for tech-savvy individuals. However, the Kalemax’s wider compatibility might make it more appealing for users who frequently upgrade their systems.
Which should you buy?
When choosing between the Kalemax CPU Cooler and the Thermalright Assassin X 120R, consider your specific needs. The Kalemax is a solid choice for users looking for high TDP support, customizable lighting, and quieter operation, albeit at a higher price point of $29.99. Conversely, the Thermalright Assassin X 120R provides excellent cooling performance at a lower price of $22.90, making it ideal for budget-conscious consumers. Ultimately, your decision will hinge on how much you value features like TDP rating, aesthetics, and price.

