Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler vs Intel i3/i5/i7 LGA115x CPU Heatsink-Intel CPU Cooler Aluminum Heatsink for LGA12
Updated August 2026 — The Thermalright Peerless Assassin offers superior cooling performance and aesthetic appeal compared to the Intel i3/i5/i7 LGA115x CPU Heatsink. However, the Intel cooler is more budget-friendly.
The Thermalright Peerless Assassin offers superior cooling performance and aesthetic appeal compared to the Intel i3/i5/i7 LGA115x CPU Heatsink. However, the Intel cooler is more budget-friendly.
Why Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler is better
Cooling Performance
Peerless Assassin has a higher fan speed and airflow.
Aesthetic Appeal
Peerless Assassin features customizable ARGB lighting.
Compatibility
Peerless Assassin supports a wider range of CPU sockets.
Why Intel i3/i5/i7 LGA115x CPU Heatsink-Intel CPU Cooler Aluminum Heatsink for LGA12 is better
Price
Intel cooler is significantly cheaper.
Installation
Intel cooler offers tool-free installation.
Simplicity
Intel cooler has a straightforward design.
Overall score
Specifications
| Spec | Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler | Intel i3/i5/i7 LGA115x CPU Heatsink-Intel CPU Cooler Aluminum Heatsink for LGA12 |
|---|---|---|
| Fan Speed | 1850 RPM | unknown |
| Airflow | 88.89 CFM | unknown |
| TDP Rating | unknown | 65W |
| Socket Support | Multiple | LGA 115x |
| Material | Copper/Aluminum | Aluminum |
Dimension comparison
Introduction to CPU Coolers
In the world of PC building and upgrades, choosing the right CPU cooler is essential to ensure optimal performance. In this article, we will compare two notable options: the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler and the Intel i3/i5/i7 LGA115x CPU Heatsink. The former is priced at C$52.62, while the latter is more budget-friendly at C$19.99. Let's delve into what each of these coolers offers.
Design and Build Quality
The Thermalright Peerless Assassin features a dual tower design with dual fans, which not only enhances its aesthetic appeal but also promotes efficient heat dissipation. This cooler is equipped with a magnetic top cover, which adds to its modern look. In contrast, the Intel i3/i5/i7 LGA115x CPU Heatsink has a simpler aluminum heatsink design that focuses on functionality over aesthetics. While the Peerless Assassin showcases ARGB lighting, the Intel heatsink is more utilitarian, making it suitable for users who prefer a no-frills approach.
Cooling Performance
Cooling performance is critical for maintaining CPU efficiency. The Thermalright Peerless Assassin boasts a fan speed of 1850 RPM and an airflow of 88.89 CFM, which significantly enhances its heat dissipation capabilities. It is designed to handle demanding tasks without overheating, thanks to its six pure copper heat pipes. Conversely, the Intel i3/i5/i7 LGA115x cooler is rated for a maximum TDP of 65W, making it suitable for lower power processors. While it does provide adequate cooling for everyday tasks, it may not perform as well under heavy loads compared to the Peerless Assassin.
Noise Levels
When it comes to noise, the Thermalright Peerless Assassin operates at a maximum of 25.6 dB(A), which is relatively quiet for a high-performance cooler. This low noise level is achieved through the use of soft corner pads that reduce vibration. On the other hand, the Intel i3/i5/i7 LGA115x cooler does not specify its noise levels, but given its simpler design and lower RPM, it is likely to be quieter during operation. However, without specific noise measurements, it’s hard to draw a direct comparison.
Installation Process
Ease of installation can greatly influence a buyer's choice of cooler. The Thermalright Peerless Assassin comes with SS2 clips that allow for compatibility with a variety of CPU models, making installation straightforward for users. It includes a Y-type adapter to connect dual fans, simplifying the setup further. In contrast, the Intel i3/i5/i7 LGA115x cooler is designed for tool-free installation with push pins, a feature that many users appreciate. However, its compatibility is limited to specific Intel sockets, which may restrict its versatility compared to the Peerless Assassin.
Compatibility
Compatibility is a crucial aspect for any CPU cooler. The Thermalright Peerless Assassin is versatile, supporting a wide range of platforms including AMD AM4/AM5 and various Intel LGA sockets such as 1151, 1150, 1155, and more. This broad compatibility ensures that it can be used in a variety of builds. On the other hand, the Intel i3/i5/i7 LGA115x cooler is specifically tailored for Intel processors, supporting LGA 1200, 1151, 1150, 1155, and 1156 sockets. While it excels in its niche, it may not be the best choice for users with AMD systems.
Aesthetic Appeal
Aesthetics can play a significant role in the choice of a CPU cooler, especially for gamers and enthusiasts. The Thermalright Peerless Assassin stands out with its ARGB lighting effects, allowing users to customize the cooler’s appearance to match their build. This feature can enhance the visual appeal of a gaming setup. Conversely, the Intel i3/i5/i7 LGA115x cooler lacks any lighting effects and presents a straightforward, functional look. For those who value aesthetics, the Peerless Assassin is the clear winner.
Price and Value
Price is often a deciding factor in purchasing decisions. The Thermalright Peerless Assassin retails for C$52.62, reflecting its advanced features and performance capabilities. In comparison, the Intel i3/i5/i7 LGA115x cooler is priced at a budget-friendly C$19.99, making it an attractive option for users with lower cooling demands or those on a tight budget. While the Intel cooler offers good value for basic cooling needs, the additional features and performance of the Peerless Assassin justify its higher price point.
Which should you buy?
In conclusion, your choice between the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler and the Intel i3/i5/i7 LGA115x CPU Heatsink will largely depend on your specific needs. If you require superior cooling performance, aesthetic appeal, and compatibility with a wide range of CPUs, the Peerless Assassin is the better option despite its higher price of C$52.62. However, if you are looking for a budget-friendly cooler for basic tasks and are using an Intel processor, the Intel i3/i5/i7 LGA115x cooler at C$19.99 offers great value. Ultimately, both products serve their purpose effectively, but they cater to different user requirements.
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