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ARCTIC Freezer 36 - Single-Tower CPU Cooler with vs Thermalright Peerless Assassin 120 SE V2 CPU

Updated August 2026 — ARCTIC Freezer 36 - Single-Tower CPU Cooler with wins on noise level and installation, Thermalright Peerless Assassin 120 SE V2 CPU wins on build quality and cooling eff..

The Thermalright Peerless Assassin offers superior cooling performance with its dual-tower design, while the ARCTIC Freezer 36 is a more budget-friendly option. Choose based on your cooling needs and budget.

Why ARCTIC Freezer 36 - Single-Tower CPU Cooler with is better

Price

The Freezer 36 is cheaper by $8.45.

Noise

The Freezer 36 operates quieter under load.

Installation

The Freezer 36 has an easier installation process.

Why Thermalright Peerless Assassin 120 SE V2 CPU is better

Cooling

The Peerless Assassin has a dual-tower design for better heat dissipation.

Heat Pipes

The Peerless Assassin features six heat pipes compared to four.

Performance

The Peerless Assassin is better suited for high-load tasks.

Overall score

ARCTIC Freezer 36 - Single-Tower CPU Cooler with
75
Thermalright Peerless Assassin 120 SE V2 CPU
85

Specifications

SpecARCTIC Freezer 36 - Single-Tower CPU Cooler withThermalright Peerless Assassin 120 SE V2 CPU
RPM200-18001850
Noise LevelLow29.5 dBA
CompatibilityIntel LGA1851/1700AMD AM4/AM5, Intel LGA1851/1700
Fan TypePressure-optimisedPWM
Cooling TypeSingle TowerDual Tower

Dimension comparison

ARCTIC Freezer 36 - Single-Tower CPU Cooler withThermalright Peerless Assassin 120 SE V2 CPU

Overview of the ARCTIC Freezer 36 and Thermalright Peerless Assassin 120 SE V2

The ARCTIC Freezer 36 is priced at $30.54, making it about 17% cheaper than the Thermalright Peerless Assassin 120 SE V2, which retails for $38.99. Both CPU coolers are designed to provide efficient cooling solutions, but they differ in their structural designs and features. The Freezer 36 is a single-tower cooler with a push-pull fan configuration, while the Peerless Assassin is a dual-tower cooler featuring six heat pipes for enhanced thermal performance. This article will delve into the key aspects of each cooler to help you make an informed decision.

Design and Build Quality

The ARCTIC Freezer 36 sports a sleek single-tower design that is both compact and efficient. Its innovative fan mounting system allows for easy installation and fan replacement. The cooler is equipped with two pressure-optimised 120 mm fans that operate between 200 and 1800 RPM, designed to maximize airflow while maintaining low noise levels. In contrast, the Thermalright Peerless Assassin features a dual-tower design, which is generally more effective in heat dissipation. With six heat pipes and dual 120 mm PWM fans that run up to 1850 RPM, this cooler is built to handle high-load scenarios such as gaming and multitasking. The dual-tower structure can offer more stable thermal performance compared to single-tower designs.

Cooling Performance

When it comes to cooling performance, the Thermalright Peerless Assassin has a slight edge due to its dual-tower configuration and six heat pipes. This design allows for improved heat transfer efficiency, making it a strong option for users who demand high cooling performance. The dual 120 mm PWM fans contribute to balancing airflow and cooling efficiency across different workloads. On the other hand, the ARCTIC Freezer 36, while effective, is more suited for users with mid-range CPUs. Its four heat pipes and single-tower design can handle everyday tasks efficiently, but may struggle under extreme loads compared to the Peerless Assassin.

Compatibility

Both coolers offer broad compatibility with various platforms. The ARCTIC Freezer 36 supports Intel LGA1851 and LGA1700, making it a versatile choice for users with modern Intel processors. Similarly, the Thermalright Peerless Assassin is compatible with AMD AM4/AM5 and Intel LGA1851/1700 platforms, ensuring it can be used in a wide range of builds. This makes both products practical upgrades for current mainstream desktop systems. However, if you’re leaning towards a dual-tower cooler, the Peerless Assassin might be the better option for future-proofing your setup.

Installation Process

The installation process for both coolers is designed to be user-friendly, though they differ in approach. The ARCTIC Freezer 36 features an innovative click installation system that simplifies the installation and fan replacement process. This is particularly beneficial for users who may not have extensive experience with CPU cooler installations. Conversely, while the Thermalright Peerless Assassin does not highlight a unique installation feature, its dual-tower design may require a bit more effort to fit into compact cases. Both coolers, however, aim to minimize installation hassle.

Noise Levels

Noise levels are a crucial factor for many users, especially those who prioritize a quiet computing experience. The ARCTIC Freezer 36 is designed to operate quietly, thanks to its fluid dynamic bearing fans that maintain low noise levels even at higher RPMs. On the flip side, the Thermalright Peerless Assassin, with its two PWM fans running up to 1850 RPM, can generate more noise under load, reaching up to 29.5 dBA. While both coolers are engineered for efficient cooling, the Freezer 36 may be more appealing for users who seek a quieter operation.

Price Comparison

The ARCTIC Freezer 36 is currently priced at $30.54, while the Thermalright Peerless Assassin is available for $38.99. This makes the Freezer 36 about $8.45 cheaper, or approximately 17% less expensive. For budget-conscious users or those looking for solid performance without breaking the bank, the Freezer 36 presents a compelling option. However, if you're willing to invest a bit more for enhanced cooling performance and dual-tower benefits, the Thermalright Peerless Assassin justifies its higher price.

Customer Support and Warranty

Both brands offer reliable customer support and warranty options for their CPU coolers, though specific details may vary. ARCTIC is known for its commitment to quality and durability, which is reflected in their products and customer service. Similarly, Thermalright provides robust customer support for users, ensuring that any issues are addressed promptly. When investing in a CPU cooler, having reliable customer support can be a significant factor in your decision-making process.

Which should you buy?

Choosing between the ARCTIC Freezer 36 and the Thermalright Peerless Assassin 120 SE V2 ultimately depends on your specific needs and budget. If you're looking for a cost-effective solution for mid-range CPUs that excels in quiet operation, the Freezer 36 is a fantastic choice at about $30.54. However, if you demand superior cooling performance for high-load tasks and are willing to spend an extra $8.45, the Thermalright Peerless Assassin offers a dual-tower design with enhanced heat dissipation capabilities. Consider your cooling needs and budget to make the best choice for your setup.