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TR-Assassin X 120R SE V2 CPU Air Cooler vs Noctua NH-U12S redux

Updated August 2026The TR-Assassin X 120R SE V2 offers great value for budget-conscious users, while the Noctua NH-U12S redux excels in build quality and quiet operation.

The TR-Assassin X 120R SE V2 offers great value for budget-conscious users, while the Noctua NH-U12S redux excels in build quality and quiet operation.

Why TR-Assassin X 120R SE V2 CPU Air Cooler is better

price

TR-Assassin X 120R SE V2 is significantly cheaper at £14.49

RGB fan

TR-Assassin X 120R SE V2 features RGB lighting for aesthetics

compact size

TR-Assassin X 120R SE V2 fits in most ATX cases with a height of 148mm

Why Noctua NH-U12S redux is better

build quality

Noctua NH-U12S redux is known for its superior durability

quiet operation

Noctua NH-U12S redux operates near silent at idle

installation ease

Noctua NH-U12S redux includes a user-friendly mounting system

Overall score

TR-Assassin X 120R SE V2 CPU Air Cooler
65
Noctua NH-U12S redux
85

Specifications

SpecTR-Assassin X 120R SE V2 CPU Air CoolerNoctua NH-U12S redux
Airflow (CFM)66.1755.0
Noise Level (dB)25.622.0
Socket SupportLGA1150-1700, AM4/AM5LGA1851, LGA1700, AM4/AM5
Fan TypeRGB PWMNF-P12 redux-1700
Price (GBP)14.4965.68

Dimension comparison

TR-Assassin X 120R SE V2 CPU Air CoolerNoctua NH-U12S redux

Overview of the TR-Assassin X 120R SE V2 and Noctua NH-U12S redux

The TR-Assassin X 120R SE V2 and Noctua NH-U12S redux are both highly regarded CPU air coolers, but they cater to different needs and preferences. The TR-Assassin X 120R SE V2 is more budget-friendly at £14.49, while the Noctua NH-U12S redux is priced at £65.68, reflecting its premium features and build quality. Each cooler has unique advantages, making them suitable for various setups and user requirements.

Design and Build Quality

In terms of design, the TR-Assassin X 120R SE V2 features a compact heatsink measuring 120mm in length, 71mm in width, and 148mm in height, allowing it to fit comfortably within most ATX cases. It combines aluminium and copper materials to enhance thermal performance. On the other hand, the Noctua NH-U12S redux also boasts a slim profile, with a height of 158mm, ensuring it does not obstruct RAM slots or block PCIe slots on most motherboards. While both coolers are designed for compatibility, the Noctua's reputation for build quality is well-documented, making it a preferred choice for those prioritising durability.

Cooling Performance

The cooling performance of both products is impressive, though they differ in their approach. The TR-Assassin X 120R SE V2 is equipped with a high airflow fan rated at 66.17 CFM, achieving a maximum speed of 1550 RPM with a noise level of 25.6 dB(A). This makes it a solid option for gamers and users who require efficient cooling under load. Conversely, the Noctua NH-U12S redux utilises the NF-P12 redux-1700 fan, which operates quietly under idle conditions while providing full cooling performance when needed. This balance of performance and noise makes the Noctua an excellent choice for users seeking a quieter operation.

Compatibility

When it comes to motherboard compatibility, the TR-Assassin X 120R SE V2 supports a wide range of Intel and AMD sockets, including Intel LGA1150 through LGA1700 and AMD AM4/AM5. However, it requires the original motherboard's backplate for installation on AM4 and AM5 systems. The Noctua NH-U12S redux is equally versatile, supporting Intel LGA1851, LGA1700, LGA1200, LGA115x and AMD AM5 & AM4, and it includes the SecuFirm2 mounting system for straightforward installation. Both coolers provide extensive compatibility, but the Noctua's mounting system may offer a more user-friendly experience.

Fan Technology

Fan technology plays a crucial role in cooling efficiency and noise levels. The TR-Assassin X 120R SE V2 features a high-performance RGB lighting fan, which adds an aesthetic appeal to the build while maintaining cooling capabilities. With a maximum airflow rating of 66.17 CFM, it is designed for effective cooling under demanding conditions. In contrast, the Noctua NH-U12S redux focuses on a more utilitarian design with its NF-P12 redux-1700 fan, known for its near-silent operation. While both fans perform admirably, the choice may depend on whether users value aesthetics or prioritise quiet operation.

Price and Value for Money

Price is a significant factor when comparing these two coolers. The TR-Assassin X 120R SE V2 is priced at a very attractive £14.49, making it an appealing option for budget-conscious consumers or those building entry-level systems. In contrast, the Noctua NH-U12S redux, at £65.68, reflects a higher initial investment. However, its build quality, compatibility, and performance may justify the cost for users seeking a more robust cooling solution. Ultimately, the decision will hinge on the user's budget and performance expectations.

User Experience and Installation

User experience during installation can greatly affect the overall satisfaction with a cooler. The TR-Assassin X 120R SE V2's installation requires using the original motherboard backplate for AMD systems, which could complicate the process for some users. Meanwhile, the Noctua NH-U12S redux simplifies the installation with its SecuFirm2 mounting system, designed to make the process straightforward across various platforms. This ease of installation, coupled with Noctua's renowned reliability, makes it a favourite among PC builders who value convenience.

Which should you buy?

Choosing between the TR-Assassin X 120R SE V2 and the Noctua NH-U12S redux ultimately boils down to your specific needs and budget. If you are looking for a cost-effective solution that delivers solid performance without breaking the bank, the TR-Assassin X 120R SE V2 at £14.49 is a commendable choice. However, if you prioritise superior build quality, quieter operation, and easier installation, the Noctua NH-U12S redux is worth the investment at £65.68. Both coolers have their strengths, catering to different segments of the market, ensuring there is an option for every type of user.

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TR-Assassin X 120R SE V2 CPU Air Cooler vs Noctua NH-U12S redux | versusfinder