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Thermalright SI-100 White ARGB CPU Air Cooler vs Thermalright PS120SE ARGB CPU Air Cooler

Updated August 2026The Thermalright SI-100 offers a budget-friendly option with good performance, while the PS120SE provides superior cooling and quieter operation. Choose based on your specific needs.

The Thermalright SI-100 offers a budget-friendly option with good performance, while the PS120SE provides superior cooling and quieter operation. Choose based on your specific needs.

Why Thermalright SI-100 White ARGB CPU Air Cooler is better

lower price

C$35.90 vs C$63.68

smaller size

height of 100mm suitable for compact cases

higher airflow

maximum airflow of 72.37 CFM

Why Thermalright PS120SE ARGB CPU Air Cooler is better

quieter operation

maximum noise level of 25.6 dB(A)

better aesthetics

up to 17 modes of ARGB lighting

dual fans

equipped with two PWM fans for balanced airflow

Overall score

Thermalright SI-100 White ARGB CPU Air Cooler
70
Thermalright PS120SE ARGB CPU Air Cooler
85

Specifications

SpecThermalright SI-100 White ARGB CPU Air CoolerThermalright PS120SE ARGB CPU Air Cooler
Airflow72.37 CFM66.17 CFM
Noise Level27.7 dB(A)25.6 dB(A)
Socket SupportIntel/AMDIntel/AMD
Fan TypeSingle PWMDual PWM
MaterialAluminumAluminum/Copper

Dimension comparison

Thermalright SI-100 White ARGB CPU Air CoolerThermalright PS120SE ARGB CPU Air Cooler

Introduction to Thermalright CPU Air Coolers

When selecting a CPU air cooler, performance, compatibility, and design are critical factors. In this article, we compare the Thermalright SI-100 White ARGB CPU Air Cooler and the Thermalright PS120SE ARGB CPU Air Cooler. Priced at C$35.90 and C$63.68 respectively, these coolers cater to different needs and budgets while delivering quality from a reputable brand.

Design and Build Quality

The design and build quality of the Thermalright SI-100 White ARGB and the Thermalright PS120SE ARGB showcase their distinct approaches. The SI-100 features a height of 100mm, which makes it suitable for small- to medium-sized computer cases, while the PS120SE stands taller at 154mm, allowing for greater compatibility with a wider range of chassis models. Both models are crafted from aluminum, ensuring durability, but the PS120SE incorporates a more intricate design with anodized black frosted top and a finely carved pure copper base, which enhances its aesthetic appeal.

Cooling Performance

Cooling performance is paramount when it comes to CPU air coolers. The Thermalright SI-100 boasts a maximum airflow of 72.37 CFM at a noise level of 27.7 dB(A), aiming to provide efficient cooling with minimal noise disruption. In contrast, the PS120SE offers slightly lower airflow at 66.17 CFM but operates at a quieter noise level of 25.6 dB(A). This means while the SI-100 may cool slightly better, the PS120SE does so with a quieter operation, making it potentially more appealing for users seeking a silent setup.

Fan Technology

Both coolers employ advanced fan technologies to enhance their cooling capabilities. The Thermalright SI-100 uses a single PWM fan that operates at a speed of 2000 RPM, ensuring efficient cooling. On the other hand, the PS120SE is equipped with dual PWM fans spinning at 1500 RPM. While the SI-100’s fan speed is higher, the dual fans in the PS120SE contribute to a balanced airflow, which may provide better heat dissipation overall. This makes the PS120SE a more versatile choice for users who may be overclocking their CPUs.

Compatibility

Compatibility is a crucial aspect of choosing a CPU cooler. The Thermalright SI-100 supports a wide range of Intel and AMD sockets, including Intel: 1150/1151/1155/1156/1200/1700/1851/2066/2011 and AMD: AM4/AM5. Similarly, the PS120SE supports Intel: LGA1700/1851/1150/1151/1155/1156/1200 and AMD: AM4/AM5. Both coolers are designed to cater to modern CPU architectures, but the SI-100’s broader socket compatibility may make it a more flexible option for users with older systems.

Noise Levels

Noise levels can significantly impact the user experience, especially in quiet environments. The Thermalright SI-100 operates at a maximum noise level of 27.7 dB(A), which is audible but relatively quiet in comparison to standard fans. The PS120SE, however, delivers superior performance with a maximum noise level of 25.6 dB(A), making it the quieter option. For users prioritising a silent computing environment, the PS120SE may be the better choice without sacrificing performance.

LED Lighting and Aesthetics

Aesthetics play an important role in the overall appeal of CPU coolers, especially for those with transparent cases. The Thermalright SI-100 features ARGB lighting that adds a subtle touch of illumination, while the PS120SE takes it a step further with up to 17 modes of light effects, providing a vibrant display of colours that can be synced with other components. This makes the PS120SE not only a functional component but also a visually striking addition to any build.

Price and Value

Price is always a significant factor in purchasing decisions. The Thermalright SI-100 is priced at a budget-friendly C$35.90, making it an attractive option for users looking for a cost-effective cooling solution. In contrast, the PS120SE is priced at C$63.68, reflecting its additional features and potentially superior performance. The choice here depends on the user’s budget and willingness to invest in more advanced cooling technology.

Which should you buy?

Choosing between the Thermalright SI-100 White ARGB CPU Air Cooler and the Thermalright PS120SE ARGB CPU Air Cooler ultimately depends on your specific needs and preferences. If you are looking for a compact, budget-friendly cooler with good performance, the SI-100 is an excellent choice. However, if you require superior cooling performance, quieter operation, and advanced aesthetics with ARGB lighting, the PS120SE justifies its higher price. Consider your system compatibility, noise preferences, and budget when making your decision.

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Thermalright SI-100 White ARGB CPU Air Cooler vs Thermalright PS120SE ARGB CPU Air Cooler | versusfinder