Noctua NF-A14 PWM vs Thermalright LGA1851 CPU Contact Frame - Optimized
Updated August 2026 — Noctua NF-A14 PWM wins on noise level and cooling, Thermalright LGA1851 CPU Contact Frame - Optimized wins on compatibility.
The Noctua NF-A14 PWM is a superior choice for quiet cooling performance, while the Thermalright LGA1851 CPU Contact Frame is a budget-friendly solution for CPU mounting. Choose based on your specific needs.
Why Noctua NF-A14 PWM is better
Cooling Performance
Noctua fan offers superior airflow and low noise levels.
Versatility
Compatible with various setups including water cooling.
Accessory Package
Includes multiple accessories for enhanced usability.
Why Thermalright LGA1851 CPU Contact Frame - Optimized is better
Price
Thermalright is significantly cheaper.
Durability
Constructed from durable aluminum to prevent CPU warping.
Specific Use
Designed specifically for Intel Core Ultra Series CPUs.
Overall score
Specifications
| Spec | Noctua NF-A14 PWM | Thermalright LGA1851 CPU Contact Frame - Optimized |
|---|---|---|
| Max RPM | 1500 RPM | N/A |
| Noise Level | 24.6 dB(A) | N/A |
| Material | Plastic | Aluminum |
| PWM Control | Yes | No |
| Compatibility | Versatile | LGA1851 |
Dimension comparison
Overview of the Products
In this comparison, we will be looking at the Noctua NF-A14 PWM, a premium quiet fan, versus the Thermalright LGA1851 CPU Contact Frame, an optimized solution for CPU mounting. The Noctua fan is priced at $24.95, while the Thermalright contact frame is significantly cheaper at $9.99, making it about 60% less expensive. Both products serve different purposes within the realm of CPU cooling, and understanding their features can help you make an informed decision.
Design and Build Quality
The Noctua NF-A14 PWM boasts a square frame design ideal for various cooling applications, including water cooling radiators and PC cases. This premium fan measures 140mm and is constructed with advanced acoustic optimization features, which contribute to its quiet operation. In contrast, the Thermalright CPU Contact Frame is made from durable aluminum with a gold anodizing process, designed to prevent CPU warping. Its compact size of 53.5 x 70 x 6.25 mm ensures a snug fit for Intel Core Ultra Series CPUs. While the Noctua fan excels in quiet performance, the Thermalright frame emphasizes durability and efficient CPU mounting.
Performance and Efficiency
When it comes to performance, the Noctua NF-A14 PWM can reach a maximum speed of 1500 RPM, producing a maximum noise level of just 24.6 dB(A). This makes it an excellent option for users seeking a balance between cooling performance and noise levels. On the other hand, the Thermalright contact frame's primary function is not to cool but to provide optimal contact pressure for the CPU, ensuring efficient heat transfer and preventing overheating. This means that while the Noctua offers impressive airflow, the Thermalright focuses on maintaining CPU integrity, making them complementary rather than directly comparable.
Compatibility
The Noctua NF-A14 PWM is versatile and compatible with a range of systems, including both intake and exhaust setups in PC cases, as well as water cooling radiators. The 4-pin PWM feature allows for automatic speed control, enhancing compatibility with various motherboards. Conversely, the Thermalright LGA1851 CPU Contact Frame is specifically designed for Intel Core Ultra Series CPUs with LGA1851 sockets. This targeted compatibility means that while the Noctua can be used in a wide range of configurations, the Thermalright frame is limited to specific CPU models but excels in its intended application.
Price Point Comparison
The price difference between these two products is significant: the Noctua NF-A14 PWM retails for $24.95, whereas the Thermalright LGA1851 CPU Contact Frame is priced at $9.99. This makes the Thermalright about 60% cheaper than the Noctua fan. While the price of the Noctua reflects its premium build and performance capabilities, the affordability of the Thermalright makes it an attractive option for those on a budget or looking to upgrade their CPU mounting without breaking the bank.
Included Accessories
The Noctua NF-A14 PWM comes with a variety of accessories, including anti-vibration mounts, fan screws, a Low-Noise Adaptor, an extension cable, and a y-cable for connecting two PWM fans. These extras enhance its value and usability in different setups. In contrast, the Thermalright CPU Contact Frame package includes an L-shaped screwdriver and screws, which are essential for its installation. While the Noctua offers a more comprehensive accessory package, the Thermalright's inclusions are focused on ensuring proper installation without additional tools needed.
User Experience and Reviews
Though specific sales ranks or customer reviews are not provided, the Noctua NF-A14 PWM is well-regarded in the market for its quiet operation and reliable cooling efficiency, often praised by users for its long lifespan and performance. The Thermalright LGA1851 CPU Contact Frame, while perhaps less well-known, serves a niche market and addresses specific issues related to CPU mounting and warping, making it a valuable tool for users needing to maintain optimal CPU performance.
Which should you buy?
The choice between the Noctua NF-A14 PWM fan and the Thermalright LGA1851 CPU Contact Frame ultimately depends on your specific needs. If you are looking for a high-performance, quiet cooling solution that works well in various setups, the Noctua NF-A14 PWM is the clear winner, despite its higher price. However, if you require a solution specifically for Intel Core Ultra Series CPUs and are concerned about CPU warping, the Thermalright LGA1851 offers a cost-effective option that fulfills its purpose without the need for advanced cooling.

