CORSAIR Nautilus 360 RS LCD Liquid CPU Cooler vs Thermalright Peerless Assassin 120 SE Black CPU Cooler
Updated August 2026 — The CORSAIR Nautilus 360 RS offers superior cooling performance and aesthetics, while the Thermalright Peerless Assassin 120 SE provides excellent value for budget-conscious users.
The CORSAIR Nautilus 360 RS offers superior cooling performance and aesthetics, while the Thermalright Peerless Assassin 120 SE provides excellent value for budget-conscious users.
Why CORSAIR Nautilus 360 RS LCD Liquid CPU Cooler is better
Cooling Performance
CORSAIR Nautilus 360 RS has a more efficient cooling system.
Noise Levels
CORSAIR operates at a quieter 20 dBA.
Aesthetics
CORSAIR features a customizable LCD screen.
Why Thermalright Peerless Assassin 120 SE Black CPU Cooler is better
Price
Thermalright is significantly cheaper at C$46.79.
Compatibility
Thermalright supports a wider range of CPU sockets.
Installation
Thermalright's design enhances stability during installation.
Overall score
Specifications
| Spec | CORSAIR Nautilus 360 RS LCD Liquid CPU Cooler | Thermalright Peerless Assassin 120 SE Black CPU Cooler |
|---|---|---|
| Brand | Corsair | Thermalright |
| Price | C$224.99 | C$46.79 |
| Cooling Type | Liquid | Air |
| Fan RPM | N/A | 1550 |
| Air Volume | N/A | 66.17 CFM |
Dimension comparison
Introduction to CPU Coolers
Choosing the right CPU cooler is crucial for optimal performance and longevity of your computer. In this comparison, we will evaluate two distinct models: the CORSAIR Nautilus 360 RS LCD Liquid CPU Cooler and the Thermalright Peerless Assassin 120 SE Black CPU Cooler. The former is priced at C$224.99, while the latter is significantly more budget-friendly at C$46.79. Understanding their features, performance, and compatibility will help you determine which cooler best suits your needs.
Design and Aesthetics
The design of a CPU cooler can significantly impact your system's overall look. The CORSAIR Nautilus 360 RS features a customizable LCD screen that not only adds a stylish touch but also provides real-time monitoring of CPU performance. This level of aesthetic appeal is complemented by its efficient, low-noise performance, ensuring that while it looks good, it also functions exceptionally well.
In contrast, the Thermalright Peerless Assassin 120 SE Black adopts a more utilitarian design. Its dual-tower and dual-fan setup, combined with an all-aluminium fin structure, maximizes the cooling area without compromising on compatibility. The blackened nano coating gives it a sleek look, but lacks the flashy elements found in the CORSAIR model.
Cooling Performance
When it comes to cooling performance, the CORSAIR Nautilus 360 RS is engineered for powerful, low-noise operation. The efficient pump circulates coolant at a high flow rate while maintaining a whisper-quiet operation at just 20 dBA. This makes it an excellent choice for users looking for effective cooling without the noise.
On the other hand, the Thermalright Peerless Assassin 120 SE Black features dual PWM fans that operate at a maximum speed of 1550 RPM, delivering an impressive air volume of 66.17 CFM. While its noise level peaks at 25.6 dBA, it still provides robust cooling performance, especially for users on a tighter budget.
Installation and Compatibility
Ease of installation is a crucial factor when selecting a CPU cooler. The CORSAIR Nautilus 360 RS comes with a convex cold plate and pre-applied thermal paste, which speeds up the installation process. Its design allows for maximum contact with the CPU’s heat spreader, ensuring efficient thermal transfer right from the get-go.
Conversely, the Thermalright Peerless Assassin 120 SE Black offers compatibility across a wide range of Intel and AMD platforms, including the latest LGA1700 and AM5 sockets. Its dual tower design and metal fasteners enhance stability during installation, making it user-friendly for both novices and experienced builders.
Noise Levels
Noise levels can significantly affect your computing experience, particularly in quiet environments. The CORSAIR Nautilus 360 RS operates at an impressively low noise level of just 20 dBA, making it one of the quieter options on the market. This low noise output is ideal for gaming or content creation, where concentration is key.
The Thermalright Peerless Assassin 120 SE Black is slightly louder, with a maximum noise level of 25.6 dBA. While still relatively quiet, those who prioritise silence may find the CORSAIR model more appealing. However, the difference in noise levels may not be noticeable for casual users.
Price Consideration
Price is often a determining factor in purchasing decisions. The CORSAIR Nautilus 360 RS is priced at C$224.99, which reflects its advanced features and performance capabilities. For users seeking high-end cooling solutions with additional aesthetics, this price may be justified.
In stark contrast, the Thermalright Peerless Assassin 120 SE Black is available for a mere C$46.79. This budget-friendly option makes it an attractive choice for gamers or PC builders who want solid performance without breaking the bank. For those who need basic cooling without frills, the Thermalright cooler is a compelling alternative.
Brand Reputation
Brand reputation plays a significant role in consumer decisions. Corsair is well-known in the PC component market for its high-quality products and innovative designs. The CORSAIR Nautilus 360 RS exemplifies the brand’s commitment to performance and aesthetics, making it a trusted choice among enthusiasts.
Thermalright, while not as widely recognized as Corsair, has built a solid reputation for delivering reliable cooling solutions at competitive prices. The Peerless Assassin 120 SE Black has garnered positive feedback from users, particularly for its effective cooling capabilities and affordability.
Which should you buy?
Ultimately, the decision between the CORSAIR Nautilus 360 RS LCD Liquid CPU Cooler and the Thermalright Peerless Assassin 120 SE Black CPU Cooler boils down to your specific needs and budget. If you seek a high-performance liquid cooler with aesthetic appeal and whisper-quiet operation, the CORSAIR Nautilus 360 RS is the clear winner at C$224.99. However, if you are looking for a cost-effective solution that delivers solid cooling performance without the bells and whistles, the Thermalright Peerless Assassin 120 SE Black at C$46.79 is an excellent choice. Assessing your priorities will guide you to the right cooler for your build.
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