Thermalright Assassin King 120 SE White ARGB CPU vs Thermalright AXP-120-X67 Black ARGB Low Profile
Updated August 2026 — Thermalright Assassin King 120 SE White ARGB CPU leads on build quality and fan efficiency.
The Thermalright Assassin King 120 SE offers better value and cooling performance, while the AXP-120-X67 is a solid choice for compact builds.
Why Thermalright Assassin King 120 SE White ARGB CPU is better
Price
Assassin King is $19.82, significantly cheaper.
Cooling
Higher airflow at 66.17 CFM.
Noise Level
Quieter operation at 25.6 dB(A).
Why Thermalright AXP-120-X67 Black ARGB Low Profile is better
Size
AXP-120-X67 is a low-profile cooler.
Heat Pipes
AXP-120-X67 has 6 heat pipes.
Fan Speed
AXP-120-X67 fan speed reaches 1800 RPM.
Overall score
Specifications
| Spec | Thermalright Assassin King 120 SE White ARGB CPU | Thermalright AXP-120-X67 Black ARGB Low Profile |
|---|---|---|
| Heat Pipes | 5 | 6 |
| Fan Speed | 1550 RPM | 1800 RPM |
| Noise Level | 25.6 dB(A) | 26.1 dB(A) |
| Compatibility | Intel/AMD | Intel/AMD |
| ARGB Lighting | Yes | Yes |
Dimension comparison
Introduction to the Comparisons
In this article, we will compare two popular CPU coolers from Thermalright: the Thermalright Assassin King 120 SE White ARGB and the Thermalright AXP-120-X67 Black ARGB. Each cooler offers distinct features, performance levels, and price points, making them suitable for different users' needs. The Assassin King is priced at $19.82, while the AXP-120-X67 stands at $32.59, making the latter about 64% more expensive.
Design and Aesthetics
The Thermalright Assassin King 120 SE White ARGB features a striking white design with colorful ARGB lighting, making it visually appealing in any build, especially for users who favor a light-themed setup. In contrast, the AXP-120-X67 Black ARGB has a sleek black finish that blends well with darker builds and also incorporates ARGB lighting. The choice between these coolers may come down to personal preference regarding aesthetics, but both are designed to enhance the overall look of your PC.
Cooling Performance
When it comes to cooling performance, the Thermalright Assassin King 120 SE White ARGB utilizes five heat pipes and a PWM fan capable of reaching a maximum speed of 1550 RPM, providing an airflow of 66.17 CFM. On the other hand, the AXP-120-X67 features six heat pipes and a slightly faster PWM fan that can achieve up to 1800 RPM, delivering a maximum airflow of 59 CFM. Despite having a higher fan speed, the AXP-120-X67 is designed as a low-profile cooler, which may impact its overall cooling efficiency compared to the larger Assassin King.
Size and Compatibility
The Thermalright Assassin King 120 SE White ARGB has dimensions of 120mm x 73mm x 148mm, which allows it to fit in a variety of mid-sized cases. Its height of 148mm is suitable for many gaming setups. In contrast, the AXP-120-X67 is a low-profile cooler, measuring 123.5mm x 120mm x 67mm, making it ideal for compact builds where space is a premium. Both coolers support a wide range of CPU sockets, including AMD AM4 and Intel LGA 1700, ensuring compatibility with most modern processors.
Noise Levels
Noise levels are an essential consideration for users who prioritize a quiet computing experience. The Thermalright Assassin King 120 SE White ARGB operates at a maximum noise level of 25.6 dB(A), which is relatively quiet and should not disturb users even under load. Conversely, the AXP-120-X67 has a slightly higher noise level of 26.1 dB(A) at peak performance. While the difference is marginal, users seeking the quietest operation may prefer the Assassin King.
Installation and Setup
Both coolers are designed for ease of installation, but there are some differences worth noting. The Thermalright Assassin King 120 SE White ARGB comes with metal fasteners compatible with various Intel and AMD platforms, ensuring a straightforward setup process. Similarly, the AXP-120-X67 utilizes metal fasteners and features a compact design that simplifies installation in tight spaces. For users who may be intimidated by the installation process, both coolers provide adequate support for mounting.
Brand Reputation and Longevity
Thermalright has been a reputable name in CPU cooling solutions for over 20 years, with a strong influence in the gaming and PC building communities. This established reputation lends credibility to both the Assassin King 120 SE White ARGB and the AXP-120-X67, as they are backed by a brand known for quality and performance. The use of advanced technologies, such as AGHP (Anti-Gravity Heat Pipe) techniques in both models, further enhances their reliability and expected longevity.
Price Comparison
The price difference between the Thermalright Assassin King 120 SE White ARGB and the AXP-120-X67 is significant. The Assassin King is priced at $19.82, making it a cost-effective option for those who want efficient cooling without breaking the bank. In contrast, the AXP-120-X67 is available for $32.59, which is about 64% more expensive. While the AXP-120-X67 offers a low-profile design and potentially better cooling performance due to its additional heat pipe, the price may deter budget-conscious buyers.
Which should you buy?
Choosing between the Thermalright Assassin King 120 SE White ARGB and the AXP-120-X67 Black ARGB ultimately depends on your needs and preferences. If you are looking for a budget-friendly option with good cooling performance and aesthetics, the Assassin King is the way to go at $19.82. However, if you require a low-profile cooler with slightly better performance and are willing to invest more, the AXP-120-X67 at $32.59 is a solid choice. Both coolers are well-regarded, but your specific requirements will dictate the best option for your build.

