be Quiet! Pure Loop 2 FX 240mm vs Thermalright Peerless Assassin 120 SE V2 CPU Cooler
Updated August 2026 — The be Quiet! Pure Loop 2 FX 240mm offers superior features and quieter operation, while the Thermalright Peerless Assassin 120 SE V2 provides excellent performance at a lower price. Choose based on your budget and aesthetic preference.
The be Quiet! Pure Loop 2 FX 240mm offers superior features and quieter operation, while the Thermalright Peerless Assassin 120 SE V2 provides excellent performance at a lower price. Choose based on your budget and aesthetic preference.
Why be Quiet! Pure Loop 2 FX 240mm is better
Aesthetics
ARGB lighting enhances visual appeal
Noise Level
Designed for quieter operation
Coolant System
Includes refillable coolant for longevity
Why Thermalright Peerless Assassin 120 SE V2 CPU Cooler is better
Price
More affordable option
Cooling Performance
Higher TDP rating for extreme cooling
Installation
User-friendly setup with included fasteners
Overall score
Specifications
| Spec | be Quiet! Pure Loop 2 FX 240mm | Thermalright Peerless Assassin 120 SE V2 CPU Cooler |
|---|---|---|
| Socket Compatibility | Intel 1700/1200/2066/1150/1151/1155/2011, AMD AM5/AM4 | Intel LGA 1851/1700/1200/115X, AMD AM4/AM5 |
| Airflow | High | 88.19 CFM |
| Noise Level | Low | ≤29.5 dB(A) |
| Cooling Technology | ARGB-PWM-Hub | AGHP GEN 5.0 |
| Fan Type | Light Wings PWM | TL-C12C-X28 V2 |
Dimension comparison
Overview of the Products
The be Quiet! Pure Loop 2 FX 240mm and Thermalright Peerless Assassin 120 SE V2 CPU Cooler are two compelling options for anyone looking to enhance their CPU cooling. Priced at C$118.12, the be Quiet! model offers advanced features like ARGB illumination and a refillable coolant system. In contrast, the Thermalright cooler is significantly more affordable at C$54.90, providing robust performance with a dual fan setup and thermal technology aimed at high efficiency.
Design and Build Quality
In terms of design, the be Quiet! Pure Loop 2 FX presents a stylish appearance with its all-black design and ARGB lighting, making it a visually appealing choice for custom builds. Its build quality is complemented by a doubly decoupled PWM pump that reduces noise and vibration. Conversely, the Thermalright Peerless Assassin showcases a more utilitarian design, featuring aluminum fins and a pure copper base. While it may lack the aesthetic flair of its competitor, its sturdy construction and effective heat dissipation capabilities ensure solid performance.
Cooling Performance
The cooling performance of the be Quiet! model is enhanced by its dual Light Wings 120mm PWM high-speed fans, designed to deliver high air pressure while keeping noise levels low. Although specific cooling metrics for the be Quiet! are not provided, the design suggests efficiency suitable for demanding tasks. The Thermalright Peerless Assassin, on the other hand, boasts a TDP rating of up to 265W, making it capable of handling higher thermal loads. Its dual thickened PWM fans can reach speeds of 1850 RPM, providing an airflow of 88.19 CFM, which is a compelling figure for effective cooling.
Compatibility
When it comes to compatibility, both products support the latest Intel and AMD socket types, including Intel LGA 1700, 1200, and AMD AM4/AM5. The be Quiet! Pure Loop 2 FX is designed for a wide range of socket compatibility, ensuring it fits various setups. Similarly, the Thermalright Peerless Assassin includes the necessary mounting plates and fasteners for both Intel and AMD platforms, making it equally versatile. This ensures that both coolers can cater to a broad audience, regardless of their CPU choice.
Noise Levels
Noise levels can be a critical factor for many users, especially for those seeking a quieter computing experience. The be Quiet! Pure Loop 2 FX is designed with a focus on silent operation, featuring a doubly decoupled PWM pump that significantly reduces vibration and noise. Although specific decibel levels are not listed, the emphasis on quiet operation is a strong selling point. The Thermalright Peerless Assassin, while also designed for quieter performance, has a maximum noise level of 29.5 dB(A). This suggests that while it provides solid cooling, it may produce slightly more noise under load compared to the be Quiet! model.
Installation Process
Installation experiences can vary greatly between CPU coolers, and both models offer user-friendly setups. The be Quiet! Pure Loop 2 FX features an easy-to-access refill port, allowing users to maintain the coolant level easily and extend the lifespan of the cooler. This thoughtful design is particularly beneficial for those who want to ensure optimal performance over time. The Thermalright Peerless Assassin also emphasizes ease of installation, providing metal fasteners that cater to both Intel and AMD platforms. Users can follow included instructions for a smooth setup, making it accessible for both novices and experienced builders alike.
Aesthetic Appeal
Aesthetic appeal can significantly impact a user's choice, especially in custom builds where visual presentation is key. The be Quiet! Pure Loop 2 FX stands out with its vibrant ARGB illumination, allowing users to synchronize lighting effects with other components via the ARGB-PWM-Hub. This feature not only enhances the cooler's visual appeal but also adds an element of customization. In contrast, the Thermalright Peerless Assassin opts for a more traditional look without RGB lighting, focusing on functionality over flashiness, which may appeal to users who prefer a more subdued aesthetic.
Which should you buy?
Choosing between the be Quiet! Pure Loop 2 FX 240mm and the Thermalright Peerless Assassin 120 SE V2 ultimately depends on your specific needs and budget. The be Quiet! model, priced at C$118.12, offers superior features like ARGB lighting, a refillable coolant system, and a quieter operation, making it an excellent choice for those looking for aesthetics and performance. On the other hand, the Thermalright cooler, at a significantly lower price of C$54.90, delivers exceptional cooling performance and compatibility, making it a strong contender for budget-conscious buyers. If aesthetics and low noise levels are critical for your build, the be Quiet! is the way to go. However, if you are looking for solid performance at an affordable price, the Thermalright Peerless Assassin may be your best bet.
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