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Thermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler Fan vs Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm

Updated August 2026The Thermalright Peerless Assassin 120 offers superior cooling performance and advanced features, making it the better choice for high-end CPUs, while the TL-C12CW-S X3 is a budget-friendly option for basic cooling needs.

The Thermalright Peerless Assassin 120 offers superior cooling performance and advanced features, making it the better choice for high-end CPUs, while the TL-C12CW-S X3 is a budget-friendly option for basic cooling needs.

Why Thermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler Fan is better

lower price

C$17.99 vs C$62.90

simple installation

easier to install as a case fan

aesthetic lighting

offers customizable ARGB lighting

Why Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm is better

better cooling

dual tower design with higher airflow

advanced technology

TRCC software for monitoring

higher RPM

1850 RPM vs 1550 RPM

Overall score

Thermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler Fan
65
Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm
85

Specifications

SpecThermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler FanThermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm
Max RPM15501850
Air Pressure1.53mm H2O2.21mm H2O
Connector Type4-pin PWM4-pin PWM
Bearing TypeS-FDBS-FDB
LightingARGBDigital ARGB

Dimension comparison

Thermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler FanThermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm

Overview of the Products

The Thermalright TL-C12CW-S X3 CPU Fan and the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler are both designed for effective cooling solutions, but they cater to different needs and preferences. The TL-C12CW-S X3 is a 120mm case fan priced at C$17.99, while the Peerless Assassin 120 is a more advanced CPU cooler retailing for C$62.90. Understanding the distinct features of each product will help potential buyers determine which solution is better suited for their requirements.

Design and Aesthetics

The Thermalright TL-C12CW-S X3 features a striking design with high-brightness LED lighting effects, offering up to 17 modes that can be synchronized through a motherboard port. This makes it an attractive addition to any PC build, especially for users who prioritise aesthetics alongside performance. In contrast, the Peerless Assassin 120 adopts a dual tower design with a sleek black finish and a magnetic top cover, which adds a touch of modernity while ensuring compatibility with high-capacity components. Both products showcase Thermalright's commitment to not only performance but also aesthetic appeal.

Cooling Performance

When it comes to cooling performance, the Thermalright Peerless Assassin 120 stands out as the more powerful option. It features a dual-tower design with two fans, capable of a maximum speed of 1850 RPM and an impressive airflow of 88.89 CFM. This design allows for efficient heat dissipation, making it suitable for high-performance CPUs. On the other hand, the TL-C12CW-S X3 operates at a maximum speed of 1550 RPM with an airflow of 66.17 CFM. While the TL-C12CW-S X3 provides adequate cooling for case ventilation, the Peerless Assassin 120 is specifically designed to handle CPU heat more effectively.

Noise Levels

Both the Thermalright TL-C12CW-S X3 and the Peerless Assassin 120 operate quietly, with rated noise levels of ≤25.6 dBA. This means users can enjoy a quieter computing experience regardless of the cooling solution chosen. The TL-C12CW-S X3 employs quality S-FDB bearings to minimise noise and vibrations, ensuring that it remains unobtrusive. Similarly, the dual fans of the Peerless Assassin 120, also equipped with S-FDB bearings, are designed to operate with low noise while maintaining high performance. Thus, both products excel in maintaining a quiet working environment.

Installation and Compatibility

The Thermalright TL-C12CW-S X3 is straightforward to install, making it an ideal choice for users looking for a simple case fan upgrade. Its 120mm size fits most cases, and the provided 4-pin PWM connector allows for easy integration with motherboards for automatic speed control. In contrast, the Peerless Assassin 120 is slightly bulkier, measuring 138x125x162mm, which means users must ensure their cases can accommodate its height. However, its design allows for compatibility with mainstream ATX chassis, and it is engineered to avoid any interference with high-capacity memory and graphics cards.

Features and Technology

The Thermalright TL-C12CW-S X3 features a 4-pin PWM fan cable interface, which enables automatic speed adjustments based on motherboard temperature, ensuring optimal cooling performance. Additionally, its ARGB capabilities allow for extensive customisation of lighting, which can be controlled through compatible motherboards. On the other hand, the Peerless Assassin 120 is equipped with advanced TRCC software that allows users to monitor CPU and GPU temperatures and adjust lighting effects via a USB interface. This level of technological integration provides a more comprehensive cooling solution for those who require detailed thermal management.

Price Comparison

There is a significant price difference between the two products. The Thermalright TL-C12CW-S X3 is priced at C$17.99, making it a budget-friendly option for users seeking a reliable case fan. In contrast, the Peerless Assassin 120 is priced at C$62.90, reflecting its advanced cooling capabilities and additional features. While the TL-C12CW-S X3 is an excellent choice for basic cooling needs, the higher investment in the Peerless Assassin 120 can be justified for users with demanding CPU requirements.

Which should you buy?

Choosing between the Thermalright TL-C12CW-S X3 and the Thermalright Peerless Assassin 120 largely depends on your cooling needs and budget. If you are looking for an affordable and aesthetically pleasing case fan for basic cooling, the TL-C12CW-S X3 is an excellent choice. However, if you require superior cooling performance for a high-end CPU and are willing to invest more, the Peerless Assassin 120 provides advanced technology and efficient heat dissipation capabilities. Ultimately, your choice should align with your specific requirements and system configuration.

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Thermalright TL-C12CW-S X3 CPU Fan 120mm White ARGB Case Cooler Fan vs Thermalright Peerless Assassin 120 Digital ARGB Black CPU Cooler Air with 6X6mm | versusfinder