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ARCTIC Freezer 36 - Single-Tower CPU Cooler with vs Thermalright Peerless Assassin 120 Mini Black CPU

Updated August 2026 — ARCTIC Freezer 36 - Single-Tower CPU Cooler with wins on cooling performa and noise level, Thermalright Peerless Assassin 120 Mini Black CPU wins on compatibility.

The ARCTIC Freezer 36 offers better value for money with solid performance, while the Thermalright Peerless Assassin 120 Mini provides advanced cooling technology. Choose based on your budget and performance needs.

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

Price

ARCTIC Freezer 36 is cheaper by about $3.85

Fan Setup

ARCTIC Freezer 36 has dual fans for better airflow

Installation

ARCTIC Freezer 36 features an easier installation system

Why Thermalright Peerless Assassin 120 Mini Black CPU is better

Heat Pipes

Thermalright Peerless Assassin has 6 heat pipes

Technology

AGHP technology in Peerless Assassin enhances cooling

Build Quality

Thermalright has a modern aesthetic with high-quality materials

Overall score

ARCTIC Freezer 36 - Single-Tower CPU Cooler with
85
Thermalright Peerless Assassin 120 Mini Black CPU
78

Specifications

SpecARCTIC Freezer 36 - Single-Tower CPU Cooler withThermalright Peerless Assassin 120 Mini Black CPU
Heat Pipes46
Max RPM18001500
Noise Level≤ 25.6 dB(A)≤ 25.6 dB(A)
CompatibilityLGA1851, LGA1700LGA1150/1151/1155/1156/1200/1700/1851, AM4/AM5
Fan Count21

Dimension comparison

ARCTIC Freezer 36 - Single-Tower CPU Cooler withThermalright Peerless Assassin 120 Mini Black CPU

Overview of the ARCTIC Freezer 36 and Thermalright Peerless Assassin 120 Mini

The ARCTIC Freezer 36 is priced at $30.54, while the Thermalright Peerless Assassin 120 Mini comes in at $34.39, making the Freezer 36 about 11% cheaper. Both coolers are designed to enhance CPU performance by efficiently dissipating heat, but they do so through different technologies and designs. The ARCTIC Freezer 36 features a single-tower design with a push-pull fan setup, whereas the Thermalright Peerless Assassin utilizes a compact design with six heat pipes and advanced AGHP technology. Understanding their unique features will help you decide which is the better fit for your needs.

Cooling Performance

Cooling performance is a crucial aspect when selecting a CPU cooler, and both the ARCTIC Freezer 36 and Thermalright Peerless Assassin 120 Mini offer distinct advantages. The Freezer 36 employs four heat pipes to facilitate rapid heat transfer, ensuring that high-end CPUs receive optimal cooling under heavy loads. In contrast, the Peerless Assassin features six heat pipes, leveraging AGHP technology to minimize the effects of gravity on heat dissipation. While both coolers aim to keep CPU temperatures low, the additional heat pipes in the Peerless Assassin suggest it may offer superior thermal performance for demanding tasks.

Fan Technology

The fan technology utilized in these coolers significantly affects their noise levels and cooling efficiency. The ARCTIC Freezer 36 comes equipped with two pressure-optimized 120 mm fans that operate between 200 to 1800 RPM, allowing for adjustable cooling based on demand. This flexibility can lead to quieter operation during less intensive tasks. On the other hand, the Thermalright Peerless Assassin features a single 120 mm PWM fan that runs at a maximum speed of 1500 RPM, with a noise level capped at 25.6 dB(A). Although both coolers are designed to operate quietly, the Freezer 36's dual fan setup may provide better airflow and cooling efficiency.

Installation and Compatibility

When it comes to installation, both coolers are designed to be user-friendly and compatible with a range of CPU sockets. The ARCTIC Freezer 36 uses an innovative click installation system that simplifies the process of mounting and replacing fans, making it accessible even for those with limited experience. It is compatible with Intel's LGA1851 and LGA1700 sockets. The Thermalright Peerless Assassin 120 Mini also boasts broad compatibility, supporting a variety of socket types across both Intel and AMD platforms, including LGA1700 and AM4. This versatility ensures that both coolers can cater to a wide audience.

Build Quality and Aesthetics

Build quality and aesthetics can influence your choice, especially if you are considering a cooler for a visible case. The ARCTIC Freezer 36 features a sleek black design with an emphasis on durability, including a quality contact frame that enhances heat transfer efficiency. Its design is practical and visually appealing. Meanwhile, the Thermalright Peerless Assassin 120 Mini presents a fully blackened exterior with an antioxidant coating and CNC precision micro-engraved copper base. This gives it a modern look that can complement many gaming setups. Both coolers exhibit high-quality materials and craftsmanship, ensuring longevity.

Brand Reputation

Brand reputation often plays a vital role in consumer decisions, and both ARCTIC and Thermalright have established themselves in the CPU cooler market. ARCTIC is known for its commitment to high-performance cooling solutions and durability, backed by positive user reviews. Conversely, Thermalright has over 20 years of experience and is recognized for its innovation in CPU cooling technology. Their focus on research and development reflects in their products, which have gained popularity among PC enthusiasts. Both brands offer reliable products, but their unique histories may sway some buyers toward one option.

Pricing and Value

In terms of pricing, the ARCTIC Freezer 36 is more budget-friendly at $30.54 compared to the Thermalright Peerless Assassin 120 Mini's price of $34.39. This difference of about $3.85 may not seem significant, but it does reflect a nearly 11% savings for the Freezer 36. Considering that both products offer competitive cooling performance and features, the Freezer 36 may appeal to those looking for a reliable cooler without breaking the bank. However, if the additional features of the Peerless Assassin, such as the extra heat pipes, are preferred, the higher price may be justified.

Which should you buy?

Choosing between the ARCTIC Freezer 36 and the Thermalright Peerless Assassin 120 Mini boils down to your specific needs and budget. If you prioritize cost-effectiveness and a simpler installation process, the Freezer 36 is the better option, offering solid performance at a lower price. However, if you seek advanced cooling technology and are willing to invest a bit more, the Peerless Assassin could provide superior thermal performance for high-demand applications. Ultimately, both coolers are excellent choices, but your decision will hinge on whether you value price or performance features more.