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Noctua NH-U9S chromax.Black, vs Scythe Fuma 3 CPU Air Cooler, Intel LGA1700,

Updated August 2026 — Noctua NH-U9S chromax.Black, wins on warranty, Scythe Fuma 3 CPU Air Cooler, Intel LGA1700, wins on cooling perf and noise level.

The Noctua NH-U9S chromax.Black excels in compact design and quiet operation, while the Scythe Fuma 3 offers superior cooling performance at a lower price.

Why Noctua NH-U9S chromax.Black, is better

Compact Design

Ideal for smaller builds

Noise Management

Whisper-quiet operation

Build Quality

Premium materials and warranty

Why Scythe Fuma 3 CPU Air Cooler, Intel LGA1700, is better

Cooling Performance

Better for high TDP processors

Price

More budget-friendly option

RAM Clearance

Asymmetrical design allows better RAM access

Overall score

Noctua NH-U9S chromax.Black,
78
Scythe Fuma 3 CPU Air Cooler, Intel LGA1700,
85

Specifications

SpecNoctua NH-U9S chromax.Black,Scythe Fuma 3 CPU Air Cooler, Intel LGA1700,
Socket SupportLGA1851, LGA1700, LGA1200, LGA115x, AM5, AM4LGA1700, LGA1200, LGA115x, LGA2066, LGA2011, AM5, AM4
Fan TypeNF-A9 92mmKaze Flex II 120mm
Warranty6 years3 years
Price$74.95$49.99
InstallationSecuFirm2HPMS V

Dimension comparison

Noctua NH-U9S chromax.Black,Scythe Fuma 3 CPU Air Cooler, Intel LGA1700,

Overview of the Noctua NH-U9S chromax.Black and Scythe Fuma 3

The Noctua NH-U9S chromax.Black is priced at $74.95, while the Scythe Fuma 3 is significantly cheaper at $49.99, making it about 33% less expensive. Both coolers are designed for high-performance cooling in compact spaces, but they cater to different needs and preferences. The NH-U9S offers a compact design ideal for smaller builds, while the Fuma 3 features a dual-tower design aimed at maximizing cooling efficiency.

Design and Build Quality

The Noctua NH-U9S chromax.Black features a sleek all-black design, enhancing its aesthetic appeal in various setups. Its compact 92mm single-tower design ensures compatibility with most cases, including those with limited vertical space. In contrast, the Scythe Fuma 3 boasts a dual-tower configuration with a premium-quality aluminum fin array that promotes superior heat dissipation. While the NH-U9S is only 125mm tall, the Fuma 3 stands at 154mm, which may limit its compatibility with smaller cases but provides enhanced cooling performance for larger builds.

Cooling Performance

Cooling performance is a crucial aspect when choosing a CPU cooler. The Noctua NH-U9S utilizes a renowned NF-A9 92mm fan that operates quietly while maintaining full cooling performance under load. This cooler is particularly effective for mid-range processors. On the other hand, the Scythe Fuma 3 is designed for high-performance cooling with its dual heatsinks and fans, making it suitable for high TDP processors like the Intel Core i9-13900K. With six 6mm heat pipes and a copper base plate, the Fuma 3 efficiently dissipates heat, making it a better choice for gamers and workstations.

Compatibility

When it comes to compatibility, both coolers are designed with a range of sockets in mind. The Noctua NH-U9S chromax.Black supports Intel LGA1851, LGA1700, LGA1200, LGA115x, and AMD AM5 & AM4 sockets. Its compact design also ensures it does not overhang RAM slots or block PCIe slots, making it a versatile option for various builds. The Scythe Fuma 3, however, also supports a wide array of Intel and AMD sockets and features an asymmetrical design that allows for unrestricted use of front RAM slots. This makes it particularly appealing for those who prioritize RAM clearance in their builds.

Noise Levels

Noise levels are a significant consideration for many PC builders. The Noctua NH-U9S is equipped with a Low-Noise Adaptor and PWM for automatic speed control, ensuring whisper-quiet operation at idle. This makes it an excellent choice for users who value a quiet environment. Meanwhile, the Scythe Fuma 3 utilizes Kaze Flex II 120mm fans that rotate in opposite directions to create stable airflow while maintaining low noise levels. Both coolers are designed to operate quietly, but the NH-U9S is specifically engineered for silence, making it the better option for noise-sensitive applications.

Installation Process

Installation ease can be a deciding factor for many users. The Noctua NH-U9S comes with the SecuFirm2 mounting system, which simplifies the installation process on various Intel and AMD sockets. Its design promotes user-friendliness, allowing for a straightforward setup. In comparison, the Scythe Fuma 3 also features an easy-to-install HPMS V system, which is secure and compatible with multiple socket types. Both coolers are designed with installation ease in mind, but the NH-U9S has a legacy of user-friendly setups that might appeal more to novices.

Price and Value

The Noctua NH-U9S chromax.Black is priced at $74.95, while the Scythe Fuma 3 is available for $49.99, representing a price difference of about $24.96. This makes the Fuma 3 approximately 33% cheaper than the NH-U9S. For users on a budget or those who need a high-performance cooler without breaking the bank, the Fuma 3 provides excellent value for money. However, the NH-U9S offers a premium build quality and exceptional noise management, which may justify its higher price for some users.

Which should you buy?

Choosing between the Noctua NH-U9S chromax.Black and the Scythe Fuma 3 ultimately depends on your specific needs and build. If you prioritize a compact design, quiet operation, and premium build quality, the NH-U9S is a formidable option despite its higher price. Conversely, if you require superior cooling performance for high TDP processors and are looking for a more budget-friendly choice, the Scythe Fuma 3 stands out as an exceptional value. Both coolers are excellent in their own right; your decision should be guided by your performance needs, budget, and case compatibility.