vsversusfinder

Delta A40 ARGB CPU Cooler vs Noctua NH-L9i-17xx

Updated August 2026The Delta A40 ARGB CPU Cooler offers superior heat dissipation and customization at a budget-friendly price, while the Noctua NH-L9i-17xx excels in quiet operation and build quality.

The Delta A40 ARGB CPU Cooler offers superior heat dissipation and customization at a budget-friendly price, while the Noctua NH-L9i-17xx excels in quiet operation and build quality.

Why Delta A40 ARGB CPU Cooler is better

Heat Dissipation

Handles up to 220W compared to Noctua's moderate load.

Price

Significantly cheaper at C$19.29.

Custom Lighting

Features customizable ARGB lighting effects.

Why Noctua NH-L9i-17xx is better

Noise Level

Whisper-quiet operation under idle conditions.

Build Quality

Renowned for premium construction and reliability.

Warranty

Backed by a 6-year manufacturer's warranty.

Overall score

Delta A40 ARGB CPU Cooler
85
Noctua NH-L9i-17xx
75

Specifications

SpecDelta A40 ARGB CPU CoolerNoctua NH-L9i-17xx
BrandOcypusNoctua
CompatibilityIntel & AMDIntel only
Fan TypePWMPWM
LightingARGBNone
InstallationEasyEasy

Dimension comparison

Delta A40 ARGB CPU CoolerNoctua NH-L9i-17xx

Overview of the Delta A40 ARGB CPU Cooler

The Delta A40 ARGB CPU Cooler is designed for high-performance computing, capable of dissipating up to 220W of heat. This makes it an excellent choice for gamers and creators who demand reliability under load. With a price of C$19.29, it offers a competitive option in the CPU cooler market, especially for those looking for a blend of performance and aesthetics.

The cooler boasts a unique design featuring circular elements and customizable ARGB lighting, allowing users to personalize their setup. Its 120mm PWM fan operates quietly, with a noise level of just 29 dB(A), ensuring that performance does not come at the cost of noise. The Delta A40 is compatible with both Intel and AMD, making it versatile for various builds.

Overview of the Noctua NH-L9i-17xx

The Noctua NH-L9i-17xx is a premium cooler tailored for Intel’s LGA1700 and LGA1851 platforms, priced at C$59.95. This compact unit stands at only 37mm tall, making it ideal for small form factor builds where space is at a premium. Its low profile is complemented by a renowned NF-A9x14 slim fan that promises whisper-quiet operation while maintaining excellent cooling performance.

Noctua has established a reputation for quality, having received over 200 awards from hardware websites. The NH-L9i-17xx includes high-end NT-H1 thermal paste and an easy-to-use mounting system, ensuring hassle-free installation. This cooler is especially suited for Intel Core and Core Ultra CPUs with moderate heat loads, making it a reliable choice for users prioritizing build quality and performance.

Performance Capabilities

When comparing performance, the Delta A40 ARGB outshines the Noctua NH-L9i-17xx in terms of heat dissipation, handling up to 220W compared to Noctua’s moderate load capabilities suitable for CPUs like the Intel 13600. This significant difference means that the Delta A40 is better equipped for high-intensity tasks such as gaming or video rendering.

However, the NH-L9i-17xx excels in quieter operation, thanks to its advanced fan design and low-noise adaptor. While the Delta A40 offers a maximum noise level of 29 dB(A), Noctua’s fan maintains a whisper-quiet profile at idle, making it ideal for users who prioritise a silent workspace.

Design and Aesthetics

The design of the Delta A40 ARGB is a standout feature, featuring circular elements and customizable lighting effects that can be adjusted through software. This not only enhances the visual appeal of a gaming rig but also allows for personal expression through RGB configurations.

In contrast, the Noctua NH-L9i-17xx opts for a more understated aesthetic, prioritizing functionality over flashiness with its compact design that fits seamlessly into any build. While it may lack the vibrant RGB features of the Delta A40, its sleek and professional look appeals to users who prefer a more classic style.

Installation and Compatibility

Installation is straightforward with both coolers, but the Delta A40 ARGB includes all-metal mounting hardware that supports a wide range of platforms, including AMD AM4 and Intel LGA 115X, 1200, 1700, and 1851. This broad compatibility makes it a versatile choice for various CPU configurations.

The Noctua NH-L9i-17xx also boasts an easy installation process with its SecuFirm2 mounting system, specifically designed for Intel CPUs. However, it is limited to LGA1700 and LGA1851, reducing its versatility compared to the Delta A40. For users with compatible Intel systems, the Noctua provides a seamless installation experience.

Noise Levels and Operation

In terms of noise levels, the Noctua NH-L9i-17xx is engineered for whisper-quiet operation, especially under idle conditions. This makes it an ideal choice for those who require a silent cooling solution, such as in home theatre PCs or quiet office environments.

On the other hand, the Delta A40 ARGB, while still relatively quiet at a maximum of 29 dB(A), may produce slightly more noise, especially under heavy loads. Gamers or users engaged in high-performance tasks might appreciate the cooling capabilities more than the minimal noise increase, but those sensitive to sound might prefer the Noctua.

Price Comparison

The Delta A40 ARGB is significantly more affordable at C$19.29 compared to the Noctua NH-L9i-17xx priced at C$59.95. This difference of C$40.66 makes the Delta A40 an attractive option for budget-conscious consumers seeking high performance without breaking the bank.

However, the Noctua’s higher price is justified by its premium build quality, performance under moderate heat loads, and a six-year warranty, which speaks to its reliability and longevity. For users willing to invest more for quality assurance, the NH-L9i-17xx represents a long-term investment.

Which should you buy?

Choosing between the Delta A40 ARGB and the Noctua NH-L9i-17xx ultimately depends on your specific needs. If you require a cooler that can handle high workloads and offers customization with ARGB lighting, the Delta A40 is the clear winner at a budget-friendly price of C$19.29.

However, if you prioritise a compact size, whisper-quiet operation, and proven reliability for Intel CPUs, then the Noctua NH-L9i-17xx, despite its higher cost of C$59.95, may be the better investment. Each cooler has its strengths, making your decision based on your performance needs and aesthetic preferences crucial.

versusfinder.com is a participant in the Amazon.ca Associates Program. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

Delta A40 ARGB CPU Cooler vs Noctua NH-L9i-17xx | versusfinder