ARCTIC P14 PWM PST - PC Fans, vs Thermalright Assassin X 120R Digital ARGB Black
Updated August 2026 — ARCTIC P14 PWM PST - PC Fans, wins on longevity and cooling eff., Thermalright Assassin X 120R Digital ARGB Black wins on aesthetics.
The ARCTIC P14 PWM PST offers superior noise levels and static pressure optimization, while the Thermalright Assassin X 120R excels in aesthetics and CPU cooling performance. Overall, the ARCTIC fans are the better choice for quiet operation.
Why ARCTIC P14 PWM PST - PC Fans, is better
Noise Level
ARCTIC operates at just 0.3 Sone
Static Pressure
Optimized for heatsinks and radiators
Efficiency
Longer lifespan due to lower motor temperature
Why Thermalright Assassin X 120R Digital ARGB Black is better
Aesthetics
Includes ARGB lighting and digital screen
Cooling Performance
Higher RPM of 2000 for CPU cooling
Compatibility
Fits a wide range of CPU sockets
Overall score
Specifications
| Spec | ARCTIC P14 PWM PST - PC Fans, | Thermalright Assassin X 120R Digital ARGB Black |
|---|---|---|
| Fan Speed | 200-1700 RPM | 2000 RPM |
| Airflow | 72.8 CFM | N/A |
| Noise Level | 0.3 Sone | N/A |
| Static Pressure | 2.40 mmH₂O | N/A |
| ARGB Lighting | No | Yes |
| Compatibility | 140mm fans | AM4/AM5, Intel |
Dimension comparison
Overview of the Products
In this comparison, we will take a closer look at the ARCTIC P14 PWM PST and the Thermalright Assassin X 120R Digital ARGB Black CPU Air Cooler. The ARCTIC P14 PWM PST is a set of five 140mm PC fans priced at $40.99, while the Thermalright Assassin X 120R is a CPU cooler retailing at $22.90. The price difference is significant, with the ARCTIC fans costing about 79% more than the Thermalright cooler. Each product has its unique features suited for different needs in a computer system.
Cooling Performance
The ARCTIC P14 PWM PST is designed for static pressure optimization, making it highly effective for cooling applications, particularly on heatsinks and radiators. It operates at fan speeds ranging from 200 to 1700 RPM, providing versatility in airflow and noise levels. In contrast, the Thermalright Assassin X 120R features a performance-level fan with a maximum speed of 2000 RPM. This higher RPM can lead to superior cooling, particularly for CPU temperatures. However, the ARCTIC fans are engineered for efficiency with a noise level of just 0.3 Sone at maximum performance, potentially making them quieter than the Thermalright cooler under load.
Design and Aesthetics
When it comes to design, the Thermalright Assassin X 120R stands out with its digital screen top cover and ARGB lighting that can synchronize with the motherboard for a visually appealing setup. This cooler not only performs well but also enhances the aesthetic appeal of a build. On the other hand, the ARCTIC P14 fans come in a classic black design but lack RGB lighting. While they may not have the visual flair of the Thermalright cooler, their functional design is meant to blend seamlessly into various builds without drawing attention.
Noise Levels
The ARCTIC P14 PWM PST boasts a noise level of just 0.3 Sone, making it one of the quieter options available for PC fans. This low noise level is particularly beneficial for users who prioritize a silent operation during intensive tasks. The Thermalright Assassin X 120R, while designed to reduce noise with silicone corner pads, does not provide a specific noise level rating. Given the higher RPM of the Thermalright, it may operate louder than the ARCTIC fans, especially under load conditions, which could be a consideration for noise-sensitive users.
Compatibility
The Thermalright Assassin X 120R is compatible with a wide range of CPU sockets, including AM4, AM5, and several Intel LGA sockets. At a height of 151mm, it fits into most cases without compromising on cooling performance. Conversely, the ARCTIC P14 PWM PST, being a set of case fans, can be used in various configurations, enhancing airflow within any case that supports 140mm fans. This versatility allows users to tailor their cooling solutions based on their specific builds.
Installation
Installation can vary between the two products. The Thermalright Assassin X 120R features a straightforward mounting process due to its design, which is user-friendly and supports a range of systems. The ARCTIC P14 fans, while simple to install, require users to have a basic understanding of fan placement and airflow direction for optimal performance. Both products do not appear to have any complex installation requirements, but users may find the Thermalright cooler slightly more intuitive, especially for those new to building PCs.
Price Comparison
The ARCTIC P14 PWM PST is priced at $40.99 for a pack of five fans, making it a more substantial investment compared to the Thermalright Assassin X 120R, which costs $22.90. The price difference of about 79% reflects the nature of the products; one is a set of fans while the other is a complete CPU cooler. For users on a budget or those looking to equip their systems with effective cooling without breaking the bank, the Thermalright cooler presents a more affordable option.
Which should you buy?
Choosing between the ARCTIC P14 PWM PST and the Thermalright Assassin X 120R depends on your specific needs. If you require efficient case fans optimized for static pressure with a focus on low noise levels, the ARCTIC P14 is a solid choice. However, if you are looking for a capable CPU cooler with higher RPM capabilities and aesthetic features like ARGB lighting, the Thermalright Assassin X 120R provides excellent value at a lower cost. Ultimately, your choice should reflect whether you prioritize raw cooling performance and aesthetics or prefer a quieter operation with reliable airflow.

