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Thermalright SI-100 White ARGB CPU Air Cooler vs Noctua NH-U12S

Updated August 2026The Thermalright SI-100 offers excellent value for budget-conscious users, while the Noctua NH-U12S excels in quiet operation and reliability. Choose based on your priorities.

The Thermalright SI-100 offers excellent value for budget-conscious users, while the Noctua NH-U12S excels in quiet operation and reliability. Choose based on your priorities.

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

lower price

Thermalright SI-100 costs C$35.90 compared to Noctua's C$79.95

RGB lighting

Thermalright features modern ARGB aesthetics

compact size

Thermalright is suitable for small to medium cases

Why Noctua NH-U12S is better

quiet operation

Noctua is renowned for ultra-quiet performance

brand reputation

Noctua has a strong reputation for quality and reliability

mounting system

Noctua's SecuFirm2 system is praised for ease of installation

Overall score

Thermalright SI-100 White ARGB CPU Air Cooler
70
Noctua NH-U12S
85

Specifications

SpecThermalright SI-100 White ARGB CPU Air CoolerNoctua NH-U12S
Max RPM2000Not disclosed
Noise Level (dB)27.7Not disclosed
Socket SupportIntel & AMDIntel & AMD
WarrantyNot specified6 years
Thermal PasteNot includedIncluded

Dimension comparison

Thermalright SI-100 White ARGB CPU Air CoolerNoctua NH-U12S

Price Comparison

When considering price, the Thermalright SI-100 White ARGB CPU Air Cooler is significantly more affordable, retailing at C$35.90, while the Noctua NH-U12S is priced at C$79.95. This price difference of C$44.05 may appeal to budget-conscious consumers looking for efficient cooling solutions without breaking the bank. The lower price of the Thermalright model could make it an attractive option for those building a PC on a tighter budget or for casual users who require effective cooling without excessive expenditure.

Cooling Performance

The Thermalright SI-100 features a PWM fan with a maximum speed of 2000 RPM and an airflow capacity of 72.37 CFM, designed to provide robust cooling performance while maintaining a noise level of up to 27.7 dB(A). In contrast, the Noctua NH-U12S employs a highly optimised NF-F12 120mm Focused Flow fan, which is renowned for its ultra-quiet operation and effective cooling, though specific airflow and RPM figures are not disclosed. While both coolers are engineered for efficiency, the Thermalright's quantifiable airflow might appeal to users prioritising cooling metrics.

Design and Aesthetics

In terms of design, the Thermalright SI-100 boasts a height of 100mm, making it suitable for small to medium-sized computer cases. Its white ARGB lighting adds a modern aesthetic that might appeal to gamers and PC builders seeking visual flair. The Noctua NH-U12S, with its classic slim-tower design, does not overhang RAM or PCIe slots, ensuring compatibility with most current motherboards. While the Noctua offers a more understated aesthetic, the Thermalright's ARGB feature might attract those looking to enhance their build's visual appeal.

Compatibility

The Thermalright SI-100 supports a wide range of CPU sockets, including Intel's LGA 1150, 1151, 1155, 1156, 1200, 1700, and AMD's AM4 and AM5. This extensive compatibility ensures that the cooler can fit various builds and setups. On the other hand, the Noctua NH-U12S also supports multiple sockets, including Intel LGA 1851, LGA 1700, LGA 1200, LGA 115x, and AMD AM4 and AM5. Both coolers demonstrate commendable compatibility, catering to a diverse range of users, but the Thermalright's broader socket support may provide an edge for those with specific setups.

Installation Process

The installation process for both coolers appears user-friendly, but they offer different mounting systems. The Thermalright SI-100 includes metal fasteners designed for both Intel and AMD platforms, facilitating a straightforward installation experience. Meanwhile, the Noctua NH-U12S comes equipped with a SecuFirm2 mounting system, which is praised for its ease of use. While both products are designed for convenient installation, the Noctua's renowned mounting system may lend a slight advantage for users who value simplicity and reliability in setup.

Noise Levels

Noise levels are a critical consideration for many PC builders, particularly those who aim for a quiet environment. The Thermalright SI-100 operates at a maximum noise level of 27.7 dB(A), which is relatively quiet for a CPU cooler. The Noctua NH-U12S is designed for ultra-quiet operation, although specific noise level measurements are not provided. The absence of quantitative data for the Noctua makes it difficult to compare directly; however, Noctua's reputation for low-noise performance suggests it might be quieter in practice. Users prioritising silence may lean towards Noctua, while the Thermalright offers a clear specification.

Brand Reputation

Thermalright has over 20 years of experience in the industry and is well-regarded for its research and development in computer accessories. The brand's focus on performance and quality has earned it a loyal following among PC builders. Conversely, Noctua is renowned for its premium quality and reliability, backed by a six-year manufacturer’s warranty. This reputation for excellence and durability makes Noctua a preferred choice among enthusiasts who seek top-tier performance. Ultimately, both brands offer reliability, but Noctua's established status in the high-end market may provide additional peace of mind for discerning users.

Which should you buy?

Choosing between the Thermalright SI-100 and the Noctua NH-U12S ultimately depends on your specific needs and preferences. If you're looking for an affordable option with good cooling performance and modern aesthetics, the Thermalright SI-100 is a compelling choice at C$35.90. However, if you prefer a cooler with a strong reputation for quiet operation and reliability, the Noctua NH-U12S, priced at C$79.95, might be worth the investment. Consider your budget, desired aesthetic, and performance requirements to make an informed decision.

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Thermalright SI-100 White ARGB CPU Air Cooler vs Noctua NH-U12S | versusfinder