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ARCTIC P12 Pro A-RGB - Powerful Premium Fan, vs Thermalright Assassin X 120R Digital ARGB Black

Updated August 2026 — ARCTIC P12 Pro A-RGB - Powerful Premium Fan, wins on noise level, Thermalright Assassin X 120R Digital ARGB Black wins on design and compatibility.

The ARCTIC P12 Pro A-RGB is a cost-effective fan with excellent airflow, while the Thermalright Assassin X 120R offers comprehensive CPU cooling features. Choose based on your specific needs.

Why ARCTIC P12 Pro A-RGB - Powerful Premium Fan, is better

Price

ARCTIC is cheaper at $12.49

Speed Range

ARCTIC operates at 600-3000 RPM

Noise Design

ARCTIC uses fluid dynamic bearing for quieter operation

Why Thermalright Assassin X 120R Digital ARGB Black is better

Cooling Solution

Thermalright is a complete CPU cooler

Digital Features

Thermalright has a digital screen for monitoring

Compatibility

Thermalright supports multiple CPU sockets

Overall score

ARCTIC P12 Pro A-RGB - Powerful Premium Fan,
75
Thermalright Assassin X 120R Digital ARGB Black
85

Specifications

SpecARCTIC P12 Pro A-RGB - Powerful Premium Fan,Thermalright Assassin X 120R Digital ARGB Black
Price$12.49$24.90
Max RPM30002000
Bearing TypeFluid DynamicNot Specified
ARGBYesYes
CompatibilityStandaloneCPU Cooler

Dimension comparison

ARCTIC P12 Pro A-RGB - Powerful Premium Fan,Thermalright Assassin X 120R Digital ARGB Black

Overview of the Products

The ARCTIC P12 Pro A-RGB is a powerful premium fan priced at $12.49, while the Thermalright Assassin X 120R Digital ARGB Black CPU Cooler is available for $24.90. This makes the ARCTIC fan about 50% cheaper than the Thermalright cooler. The price difference reflects the different functionalities each product offers, with the ARCTIC focused on airflow and cooling efficiency, and the Thermalright providing a more comprehensive CPU cooling solution with additional features.

Design and Build Quality

The ARCTIC P12 Pro A-RGB features a sleek black design with a 120 mm PWM fan profile, ensuring compatibility with various cases. It utilizes a fluid dynamic bearing for quiet operation, which minimizes vibrations and enhances durability. In contrast, the Thermalright Assassin X 120R boasts a digital screen top cover, enhancing its aesthetic appeal while providing real-time temperature and usage statistics. The cooler’s aluminum fins are designed for efficient heat dissipation, making it suitable for demanding performance scenarios. Both products demonstrate thoughtful design, but their intended applications differ significantly.

Cooling Performance

The ARCTIC P12 Pro A-RGB fan operates at a wide speed range of 600 to 3000 RPM, allowing it to adapt to various cooling needs effectively. Its high static pressure is particularly beneficial for penetrating dense radiators and mesh structures, making it a versatile option for cooling setups. On the other hand, the Thermalright Assassin X 120R has a maximum fan speed of 2000 RPM, with a wind pressure of 2.63 mm H2O and an air volume of 70.84 CFM. While the ARCTIC fan can achieve higher speeds, the Thermalright cooler’s combination of a dedicated heatsink and fan design provides enhanced overall cooling for CPUs.

Noise Levels

Noise levels are a critical consideration when selecting cooling solutions. The ARCTIC P12 Pro A-RGB is designed for quiet operation, thanks to its fluid dynamic bearing, minimizing noise during use. Although specific decibel ratings are not provided, its engineering aims to reduce vibrations significantly. The Thermalright Assassin X 120R claims an operating noise of up to 29.8 dB(A), which is relatively low for a CPU cooler. While both products focus on quiet performance, the ARCTIC fan may have the edge in silent operation at higher RPMs.

Compatibility

When it comes to compatibility, the ARCTIC P12 Pro A-RGB is a standalone fan, making it a flexible choice for various setups, including cases and radiators. In contrast, the Thermalright Assassin X 120R is specifically designed as a CPU cooler and supports multiple platforms, including Intel LGA 1851/1700/115X/1200 and AMD AM4/AM5 sockets. This compatibility ensures that users can easily integrate the cooler into a wide range of systems, making it an ideal choice for those looking to enhance their CPU cooling without hassle.

Features and Additional Functionality

The ARCTIC P12 Pro A-RGB comes equipped with a Y-cable splitter, which allows for easy connection to the motherboard and better management of fan speeds. Its 5V digital RGB lighting adds an aesthetic appeal, allowing users to customize their system’s look. In contrast, the Thermalright Assassin X 120R features a digital screen that displays real-time information about CPU temperature and usage. This additional functionality makes it a standout choice for users who value monitoring their system’s performance closely.

Value for Money

In terms of value, the ARCTIC P12 Pro A-RGB is priced at $12.49, making it an attractive option for those seeking an efficient cooling fan without breaking the bank. The Thermalright Assassin X 120R, at $24.90, offers additional features like the digital screen and comprehensive CPU cooling capabilities, which may justify its higher price for users with specific needs. The 50% price difference reflects not just the products’ features but also their intended purposes, catering to different segments of the market.

Which should you buy?

Ultimately, the choice between the ARCTIC P12 Pro A-RGB and the Thermalright Assassin X 120R boils down to your specific cooling needs and budget. If you are looking for a high-performance fan that excels in airflow and is budget-friendly, the ARCTIC P12 Pro A-RGB is an excellent choice. However, if you need a comprehensive CPU cooling solution with the added benefit of real-time monitoring and compatibility with various CPU sockets, the Thermalright Assassin X 120R is worth the investment. Each product serves its purpose well, making your decision dependent on whether you prioritize a standalone fan or a complete CPU cooler solution.