Compare: NH-L9x65 vs NH-U14S

Displayed below are comprehensive data and graphs that compare the Noctua NH-L9x65 to the Noctua NH-U14S, showcasing critical qualitative and performance metrics. Performance metrics are further segmented into distinct graphs while leveraging the AMD Ryzen 5 5600X, illustrating how each cooler performs under various varying CPU power levels. This allows for a clear comparison of their relative performance and sound output when under different heat loads. The comparison is conducted under the following conditions:
  • Case: Praxis Wetbench
  • Ambient Temperatures: 23°C
  • CPU: AMD Ryzen 5 5600X (Pick Another CPU)

CPU Cooler Details

Metric Cooler 1: NH-L9x65 Cooler 2: NH-U14S
Cooler Name NH-L9x65 NH-U14S
Fan 1 Name NF-A9x14 PWM NF-A15 PWM
Manufacture Rated dBa 23.6 24.6
Number of Heat Pipes 4 6
Full Size (WxHxD): 95x51x95 mm 150x165x52 mm
Heatsink (WxHxD) 95x35x81 mm 150x115x52 mm
Air Cooler Rating: Install 8 (Easy) 8 (Easy)
Manufacture's Link NH-L9x65 Manufacture's Link NH-U14S Manufacture's Link

Product Links

Link Type Cooler 1: NH-L9x65 Cooler 2: NH-U14S
Amazon.com

Fan Details for CPU Cooler:


Fan 1

Metric Cooler 1 Cooler 2
Fan Name NF-A9x14 PWM NF-A15 PWM
Fan Location Top Front
Fan Flow Type Push Push
CPU Only Fan No No
Max RPM 2500 1500
Fan Size (mm) 92 150
Fan Width (mm) 25 25
Manufacture Rated dBa 19.9 24.6
Manufactured Rated Airflow (cmf) 29.7 82.5
Manufactured Rated Air Pressure (h2o) 1.6 2.1
Number Of Pins 4 4
PWM Fan Yes Yes
Bearing Type SSO2 SSO2
Watts (W) 1.32 0.96
Current (A) 0.11 0.08
Max Volts 12.00 12.00


Design and Aesthetics:


NH-L9x65

The NH-L9x65 features a low-profile design with a slim aluminum heatsink and a 92mm NF-A9x14 PWM fan. With a height of only 65mm, the cooler is compatible with a wide range of PC cases, including mini-ITX and HTPC builds. Aesthetically, the NH-L9x65 maintains Noctua's signature beige and brown color scheme, reflecting the brand's reputation for quality and performance.

NH-U14S

The Noctua NH-U14S sports a sleek and minimalist design, featuring a slim single-tower heatsink attached with Noctua's iconic brown and beige color scheme. A 140mm fan is attached, further enhancing its understated appearance.


Install Notes:


NH-L9x65

This cooler is designed to be a typical Noctua cooler installation, which is easy to do and rather straightforward. This means that if you're new to installing a CPU cooler, there is little room to make a mistake. For AMD is uses the original AMD backplate. Only downside to the Noctua installation is that the cooler may stick to your CPU and given how the screws are setup, you can't slide the cooler off the CPU like other brands.

NH-U14S

The NH-U14S boasts a user-friendly mounting system that is compatible with a wide array of Intel and AMD sockets. Its straightforward installation process is facilitated by clear instructions and high-quality components.




Cooling Performance:


NH-L9x65

The performance of the NH-L9x65 is suitable for most mainstream CPUs and everyday tasks. It has four heat pipes that efficiently transfer heat away from the CPU to the heatsink. While the cooler may not be the best choice for high-end CPUs with high TDPs or extreme overclocking scenarios, it provides adequate cooling for lower TDP CPUs, especially in small form factor builds with limited space.

NH-U14S

With its six heat pipes and an extensive fin array, the NH-U14S delivers exceptional cooling performance. It is more than capable of handling high-end processors, maintaining optimal temperatures even under heavy workloads.


Noise Performance:


NH-L9x65

The 92mm NF-A9x14 PWM fan included with the NH-L9x65 is designed for quiet operation while maintaining good airflow for its size. Noctua fans are well-known for their excellent acoustic performance, and the NH-L9x65 is no exception. Users can expect quiet cooling even during low workloads, however due to it's limited cooling abilities, it may have to run louder moderate workloads or gaming sessions.

NH-U14S

Equipped with a 140mm NF-A15 PWM fan, the NH-U14S is designed for quiet operation. Striking a balance between cooling efficiency and noise, it is an ideal choice for users seeking a silent PC experience.


Summary:


NH-L9x65

The Noctua NH-L9x65 is a compact and efficient air cooler that's well-suited for small form factor builds and systems with limited space. Its low-profile design, adequate cooling performance, and quiet operation make it an attractive option for those looking for a space-saving and reliable cooling solution.

NH-U14S

The Noctua NH-U14S stands out as an excellent cooler, offering a simple yet attractive design, top-notch cooling performance, hassle-free installation, and impressively low noise levels. It is the perfect choice for those looking for a reliable and quiet cooling solution for their PC.


AMD 5600X CPU Box Image

AMD Ryzen 5 5600X

Pick Another CPU

CPU Details:

Metric Value
Brand AMD
Cooler Name Ryzen 5 5600X
CPU Socket AM4
Cores 6
Thread Count 12
Max Temperature 95°C
Base Clock 3.7GHz
Max Boost Clock 4.6GHz
Cache L1
Cache L2 3MB
Cache L3 32MB
Processor Power Base 65W
Manufacture's Link Ryzen 5 5600X Manufacture's Link

Product Links

Link Type Value
Amazon.com

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