ARCTIC Freezer 36 A-RGB - Single-Tower CPU Cooler vs Thermalright Peerless Assassin 120 SE V2 CPU
Updated August 2026 — ARCTIC Freezer 36 A-RGB - Single-Tower CPU Cooler wins on aesthetics, Thermalright Peerless Assassin 120 SE V2 CPU wins on compatibility and cooling eff..
The Thermalright Peerless Assassin 120 SE V2 offers superior cooling performance, while the ARCTIC Freezer 36 A-RGB excels in aesthetics and price.
Why ARCTIC Freezer 36 A-RGB - Single-Tower CPU Cooler is better
Price
ARCTIC is $3.19 cheaper
Aesthetics
ARCTIC features RGB lighting
Installation
ARCTIC has an easier installation system
Why Thermalright Peerless Assassin 120 SE V2 CPU is better
Cooling
Dual-tower design provides better heat dissipation
Heat Pipes
Thermalright has 6 heat pipes vs ARCTIC's 4
Fan Speed
Thermalright's fans are optimized for better airflow
Overall score
Specifications
| Spec | ARCTIC Freezer 36 A-RGB - Single-Tower CPU Cooler | Thermalright Peerless Assassin 120 SE V2 CPU |
|---|---|---|
| Fan RPM | 200-2000 | 1850 |
| Socket Support | LGA1700, AM4/AM5 | LGA1700, AM4/AM5 |
| Noise Level | N/A | 29.5 dBA |
| Cooling Type | Single Tower | Dual Tower |
| RGB Lighting | Yes | No |
Dimension comparison
Overview of the ARCTIC Freezer 36 A-RGB and Thermalright Peerless Assassin 120 SE V2
The ARCTIC Freezer 36 A-RGB is priced at $35.80, making it about 8% cheaper than the Thermalright Peerless Assassin 120 SE V2, which costs $38.99. Both CPU coolers are designed to enhance thermal performance, but their structures and features cater to different user needs.
The ARCTIC Freezer 36 A-RGB features a single-tower design with four heat pipes and two pressure-optimised 120 mm fans, while the Thermalright Peerless Assassin 120 SE V2 boasts a dual-tower architecture with six heat pipes and dual 120 mm PWM fans. The choice between these two coolers largely depends on your specific requirements for cooling performance and aesthetics.
Cooling Performance
When it comes to cooling performance, the Thermalright Peerless Assassin 120 SE V2 holds a significant advantage due to its dual-tower design and additional heat pipes. This configuration allows for better heat dissipation and stability under high workloads, making it a strong option for gamers and heavy multitaskers.
In contrast, the ARCTIC Freezer 36 A-RGB, while still effective, employs a single-tower design that may not provide the same level of thermal efficiency as the dual-tower structure of the Peerless Assassin. Both coolers are equipped with 120 mm fans, but the ARCTIC's fans operate within a range of 200–2000 RPM, while the Thermalright's fans can reach up to 1850 RPM.
Aesthetic Appeal
Aesthetics can play a significant role in a computer build, and here the ARCTIC Freezer 36 A-RGB shines. It features digital A-RGB lighting with 12 LEDs that illuminate the fan hub and rotor, creating a visually striking effect. This cooler is ideal for users who prioritize the look of their build alongside performance.
On the other hand, the Thermalright Peerless Assassin does not emphasize RGB lighting, focusing instead on functionality and cooling efficiency. While it may not have the flashy appearance of the ARCTIC cooler, it still maintains a sleek design that can fit well in most setups.
Compatibility and Installation
In terms of compatibility, both coolers support a wide range of CPU sockets, including Intel LGA1851 and LGA1700, and AMD AM4 and AM5 platforms. This broad compatibility makes both options suitable for most modern desktop builds.
The installation process for the ARCTIC Freezer 36 A-RGB is simplified by its innovative click installation system, which can make it easier to install or replace fans. Conversely, the Thermalright Peerless Assassin features a more traditional dual tower setup that may require a bit more effort during installation due to its size and design. Users should consider their comfort level with installation when choosing between these two products.
Noise Levels
Noise levels can impact the overall user experience, especially during intensive tasks. The ARCTIC Freezer 36 A-RGB operates within a fan speed range that allows it to manage noise effectively, although specific decibel ratings are not provided. Users can expect reasonable noise levels, making it suitable for both gaming and workstation environments.
The Thermalright Peerless Assassin has a maximum noise level of 29.5 dBA at full speed, which is a solid performance for a cooler of its caliber. This makes it a good choice for users who want effective cooling without excessive noise, though the lack of specific noise metrics for the ARCTIC makes direct comparisons challenging.
Price Comparison
The ARCTIC Freezer 36 A-RGB is currently priced at $35.80, while the Thermalright Peerless Assassin 120 SE V2 is available for $38.99. This difference of about $3.19 makes the ARCTIC cooler approximately 8% less expensive than its competitor. For budget-conscious consumers, this price point may influence their decision, especially if they are looking for a solid performance without breaking the bank.
However, the slightly higher price of the Thermalright cooler can be justified by its superior cooling performance and dual-tower design, which may provide better thermal management under heavy loads.
User Considerations
When choosing between the ARCTIC Freezer 36 A-RGB and the Thermalright Peerless Assassin 120 SE V2, users should consider their specific needs. The ARCTIC cooler is an excellent choice for those who want an attractive design with decent cooling capability, making it suitable for mid-range builds.
In contrast, the Thermalright cooler is geared towards users who demand higher performance and stability during intense gaming or multitasking sessions. The dual-tower structure and additional heat pipes provide an edge in thermal management, making it a better option for power users.
Which should you buy?
Ultimately, the decision between the ARCTIC Freezer 36 A-RGB and the Thermalright Peerless Assassin 120 SE V2 comes down to personal preferences and usage scenarios. If you're looking for a cost-effective solution with appealing aesthetics, the ARCTIC cooler is a great choice. However, if your priorities lie in superior cooling performance and stability under load, the Thermalright cooler is worth the extra investment. Both coolers offer solid performance and compatibility, ensuring you won't go wrong with either choice.

