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Noctua NF-A14 PWM vs Delta A40 ARGB CPU Cooler

Updated August 2026The Noctua NF-A14 PWM excels in noise levels and build quality, while the Delta A40 ARGB CPU Cooler offers better performance at a lower price. Choose based on your priorities.

The Noctua NF-A14 PWM excels in noise levels and build quality, while the Delta A40 ARGB CPU Cooler offers better performance at a lower price. Choose based on your priorities.

Why Noctua NF-A14 PWM is better

Noise Levels

Noctua operates at a quieter 24.6 dB(A) compared to Delta's 29 dB(A).

Build Quality

Noctua features premium materials and design.

Versatility

Noctua is compatible with various cooling setups.

Why Delta A40 ARGB CPU Cooler is better

Price

Delta A40 is significantly cheaper at C$19.29.

Cooling Performance

Delta A40 can handle up to 220W power dissipation.

Fan Speed

Delta A40 has a higher max speed of 2000 RPM.

Overall score

Noctua NF-A14 PWM
85
Delta A40 ARGB CPU Cooler
75

Specifications

SpecNoctua NF-A14 PWMDelta A40 ARGB CPU Cooler
BrandNoctuaOcypus
Fan TypePWMARGB
MTTF>150,000 hN/A
InstallationEasyEasy
LightingNoYes

Dimension comparison

Noctua NF-A14 PWMDelta A40 ARGB CPU Cooler

Price Comparison

The Noctua NF-A14 PWM is priced at C$34.95, while the Delta A40 ARGB CPU Cooler is significantly more affordable at C$19.29. This represents a difference of C$15.66, making the Delta A40 a more budget-friendly option. When considering price alone, the Delta A40 provides an appealing choice for users looking to save money without sacrificing performance. This lower price point could be especially attractive for gamers or content creators on a tighter budget who still desire effective cooling solutions.

Cooling Performance

In terms of cooling performance, the Delta A40 is capable of handling up to 220 watts of power dissipation, ensuring stable operation during demanding tasks such as gaming or intensive creative work. In contrast, while the Noctua NF-A14 PWM does not specify a maximum wattage, it is designed for superior quiet cooling performance with a maximum speed of 1500 RPM and a noise level of 24.6 dB(A). The Delta A40’s fan can achieve a maximum speed of 2000 RPM, with an airflow rating of 73 CFM, which may provide more aggressive cooling under load. Thus, the Delta A40 potentially offers better thermal management for high-performance systems.

Noise Levels

When comparing noise levels, the Noctua NF-A14 PWM operates at a maximum of 24.6 dB(A), which is relatively quiet and ideal for users who prefer a silent computing environment. The Delta A40, on the other hand, has a noise level of up to 29 dB(A). While both fans are designed to operate quietly, the Noctua has a slight edge in terms of noise reduction. This difference may be crucial for users building systems where noise is a significant concern, such as in home theatres or quiet workspaces.

Design and Aesthetics

The Noctua NF-A14 PWM features an award-winning square frame design that is ideal for various applications, including water cooling radiators and PC cases. It includes a range of accessories such as anti-vibration mounts and extension cables, contributing to its ease of installation. The Delta A40 ARGB CPU Cooler, meanwhile, stands out with its customizable ARGB lighting effects and a unique family fin array design that reduces wind resistance and enhances heat dissipation. Its aesthetics may appeal to gamers and PC builders who prioritise visual flair alongside performance.

Compatibility

The Noctua NF-A14 PWM is a versatile fan that can be used across various setups, including water cooling systems and standard PC cases. It comes with a 4-pin PWM connector for automatic speed control, which enhances its compatibility with many motherboards. The Delta A40 boasts an all-metal mounting hardware design that provides installation support for both Intel and AMD mainstream platforms, compatible with a range of socket types, including AM4 and LGA 1700. This broad compatibility makes the Delta A40 an excellent choice for those looking to upgrade or build new systems without compatibility concerns.

Fan Speed and Control

The Noctua NF-A14 PWM operates within a speed range of 300 to 1500 RPM, with a maximum speed of 1500 RPM when connected to a PWM header. This flexibility allows users to tailor the fan speed based on cooling needs. In comparison, the Delta A40 can reach speeds of 500 to 2000 RPM, providing a broader range of performance options. This higher maximum RPM may result in enhanced cooling during peak loads, making the Delta A40 a compelling option for high-performance applications where cooling demands are more intense.

Installation Ease

Both the Noctua NF-A14 PWM and Delta A40 are designed with user-friendly installation in mind. The Noctua comes equipped with anti-vibration mounts and screws, making it straightforward to integrate into existing setups. The Delta A40 also emphasizes ease of assembly with its all-metal mounting hardware, compatible with a range of Intel and AMD platforms. While both fans offer installation support, the Delta A40’s focus on universal compatibility may simplify the process for users working with diverse system builds.

Which should you buy?

Ultimately, choosing between the Noctua NF-A14 PWM and the Delta A40 ARGB CPU Cooler depends on your specific needs and budget. If you value low noise levels, premium build quality, and versatility across various cooling configurations, the Noctua NF-A14 PWM is worth the higher price of C$34.95. Conversely, if you are looking for a more budget-friendly cooler that still provides strong performance and appealing aesthetics, the Delta A40 at C$19.29 is a fantastic choice. Consider your priorities, whether they be performance, noise, or visual appeal, to make the best decision for your setup.

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Noctua NF-A14 PWM vs Delta A40 ARGB CPU Cooler | versusfinder