Noctua NF-A14 PWM vs upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes
Updated August 2026 — The Noctua NF-A14 PWM excels in quiet operation and durability, while the upHere H45K6 is ideal for compact builds. Choose based on your specific needs.
The Noctua NF-A14 PWM excels in quiet operation and durability, while the upHere H45K6 is ideal for compact builds. Choose based on your specific needs.
Why Noctua NF-A14 PWM is better
Price
Noctua is priced lower at C$34.95
Durability
Noctua has an MTTF of over 150,000 hours
Noise Level
Noctua operates at a quieter maximum of 24.6 dB(A)
Why upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes is better
Compact Design
upHere fits in Mini ITX cases with a height of 45mm
Cooling Performance
upHere has 6 heat pipes for efficient cooling
Installation Speed
upHere offers tool-free installation in under 5 minutes
Overall score
Specifications
| Spec | Noctua NF-A14 PWM | upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes |
|---|---|---|
| Max RPM | 1500 | 2800 |
| Max Noise | 24.6 dB(A) | ≤27 dB(A) |
| Lifespan | 150,000 hours | 40,000 hours |
| Airflow | 0 | 35.34 CFM |
| Socket Compatibility | N/A | Intel & AMD |
Dimension comparison
Overview of the Products
In this comparison, we will evaluate the Noctua NF-A14 PWM and the upHere H45K6 Low Profile CPU Cooler. The Noctua is priced at C$34.95, while the upHere model costs C$49.99. Both products cater to different needs and preferences in CPU cooling solutions, making them suitable for distinct types of builds.
The Noctua NF-A14 PWM is a premium quiet fan designed for a variety of cooling applications, including PC cases and water cooling radiators. In contrast, the upHere H45K6 focuses on ultra-compact design and high compatibility with small-form-factor builds, making it particularly appealing for Mini ITX setups.
Design and Compatibility
The Noctua NF-A14 PWM features a square frame design that measures 140x140x25 mm. This makes it versatile for various installations, such as inside PC cases or on water cooling radiators. Its universal compatibility allows it to fit into both AIO and DIY systems without issues.
On the other hand, the upHere H45K6 presents an ultra-compact 45mm height, specifically engineered for Mini ITX cases. This low-profile design ensures that it does not interfere with RAM slots or motherboard heatsinks, allowing it to fit seamlessly in space-constrained builds. The upHere model supports a wide range of Intel and AMD sockets, ensuring broad compatibility across different platforms.
Performance and Cooling Efficiency
When it comes to cooling performance, the Noctua NF-A14 PWM boasts a maximum speed of 1500 RPM and can handle noise levels of up to 24.6 dB(A). This makes it an excellent choice for users prioritising quiet operation alongside effective cooling.
Conversely, the upHere H45K6 utilises six heat pipes paired with dense aluminum fins, providing reliable cooling with a TDP of 150W. Its 90mm fan can spin between 800 and 2800 RPM, delivering a maximum airflow of 35.34 CFM at ≤27 dB(A). This combination ensures efficient thermal transfer and stable temperatures, even during intense workloads, appealing to those who need robust performance in compact builds.
Noise Levels
Noise levels are a critical consideration for many builders, especially those creating silent rigs. The Noctua NF-A14 PWM operates at a maximum volume of 24.6 dB(A), which is relatively quiet for a cooling fan of its size, making it suitable for environments where noise is a concern.
In contrast, the upHere H45K6 has a maximum noise level of ≤27 dB(A) when operating at full speed. While slightly louder than the Noctua, it still maintains a low noise profile, making it a viable option for users who require quiet operation without sacrificing cooling efficiency.
Lifespan and Durability
Durability is another important factor to consider. The Noctua NF-A14 PWM boasts an impressive mean time to failure (MTTF) of over 150,000 hours, which reflects its long lifespan and reliability. This makes it a worthy investment for users looking for a long-lasting cooling solution.
The upHere H45K6, while not providing specific lifespan metrics, claims a durability of 40,000 hours. This is respectable but falls short of the Noctua's longevity. Nevertheless, the upHere cooler is designed for efficient performance and offers a solid lifespan for typical usage scenarios in compact builds.
Installation Process
Installation ease can significantly impact user experience. The Noctua NF-A14 PWM includes anti-vibration mounts, fan screws, a Low-Noise Adapter, and an extension cable, simplifying the installation process. This comprehensive package ensures that users can set it up quickly and efficiently.
In comparison, the upHere H45K6 features a tool-free installation process that can be completed in under five minutes. This is particularly advantageous for those working with tight spaces, as it allows for quick adjustments without the need for additional tools. Its design guarantees 100% memory clearance, making it user-friendly for Mini ITX builds.
Pricing and Value
The Noctua NF-A14 PWM is priced at C$34.95, making it a more affordable option for users looking for a high-quality fan without breaking the bank. Its performance and longevity offer good value for the price, especially for those who prioritize quiet operation.
Contrarily, the upHere H45K6 is priced at C$49.99, reflecting its advanced features, including the six heat pipes and ultra-compact design. While it is more expensive, the additional cost may be justified for users needing a reliable cooling solution in tight spaces. The value derived from its compatibility and performance may appeal to those building compact systems.
Which should you buy?
Choosing between the Noctua NF-A14 PWM and the upHere H45K6 depends largely on individual needs. If you require a versatile, quiet fan for general use or water cooling, the Noctua is an excellent choice, particularly given its lower price of C$34.95 and impressive durability. However, if you are building a compact Mini ITX system and need a cooling solution that fits seamlessly in tight spaces, the upHere H45K6, despite its higher price of C$49.99, offers specific advantages in compatibility and performance. Ultimately, your decision should align with your specific build requirements and budget considerations.
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