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Noctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit for vs Thermalright Peerless Assassin 120 SE V3 CPU Air

Updated August 2026 — Thermalright Peerless Assassin 120 SE V3 CPU Air leads on cooling efficien and build quality.

The Thermalright Peerless Assassin 120 SE V3 offers superior cooling performance and versatility compared to the Noctua NM-AM5/4-MP83 mounting kit. For those needing robust cooling, the Thermalright is the better choice.

Why Noctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit for is better

Price

Noctua kit is significantly cheaper at $9.95.

Installation

Easier installation using the motherboard's stock backplate.

Brand Reputation

Noctua is known for reliable products.

Why Thermalright Peerless Assassin 120 SE V3 CPU Air is better

Cooling Performance

Thermalright cooler has dual fans and advanced heat pipe technology.

Compatibility

Supports both AMD and Intel platforms.

Design

Double-tower design enhances heat dissipation.

Overall score

Noctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit for
60
Thermalright Peerless Assassin 120 SE V3 CPU Air
85

Specifications

SpecNoctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit forThermalright Peerless Assassin 120 SE V3 CPU Air
Price$9.95$35.90
Cooling TypeMounting KitAir Cooler
Fan Count02
Heat Pipes06
Socket CompatibilityAM5/AM4AM4/AM5/Intel

Dimension comparison

Noctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit forThermalright Peerless Assassin 120 SE V3 CPU Air

Overview

In the world of CPU coolers, the Noctua NM-AM5/4-MP83 SecuFirm2 Mounting-Kit for AMD AM5 & AM4 and the Thermalright Peerless Assassin 120 SE V3 CPU Air Cooler stand out as distinct options for users looking to enhance their cooling solutions. The Noctua mounting kit is priced at $9.95, while the Thermalright cooler offers a more robust cooling system at $35.90. This article will delve into their respective features, performance, and compatibility to help you decide which one suits your needs better.

Design and Build Quality

The Noctua NM-AM5/4-MP83 is a mounting upgrade kit designed specifically for Noctua CPU coolers, facilitating installation on AMD's AM5 and AM4 sockets. Its construction focuses on reliability and ease of installation, utilizing the motherboard's stock backplate. In contrast, the Thermalright Peerless Assassin 120 SE V3 features a more complex design, incorporating a double-tower structure with dual PWM fans. The cooler is constructed with aluminum and six heat pipes, emphasizing both aesthetics and functionality. This design allows for improved heat dissipation, which is critical for high-performance CPUs.

Performance and Cooling Efficiency

When it comes to cooling performance, the Thermalright Peerless Assassin 120 SE V3 is likely to outperform the Noctua NM-AM5/4-MP83 due to its dual-fan setup and advanced heat pipe technology. The cooler operates with fans reaching up to 2000 RPM, which delivers a significant airflow of 70.84 CFM. The Noctua kit does not offer cooling performance on its own, as it is merely a mounting solution. Thus, if cooling efficiency is your priority, the Thermalright cooler is the clear winner.

Compatibility

Both products excel in compatibility, but their purposes differ significantly. The Noctua NM-AM5/4-MP83 is tailored for Noctua coolers specifically designed for AMD's AM5 and AM4 sockets. On the other hand, the Thermalright Peerless Assassin 120 SE V3 is compatible with a broader range of systems, supporting both AMD and Intel platforms, including the latest generations of Intel processors. This versatility makes the Thermalright cooler more appealing for users with varying system configurations.

Installation Process

The installation of the Noctua NM-AM5/4-MP83 is straightforward, leveraging the motherboard's stock AMD backplate, which simplifies the process for users familiar with Noctua products. Its design ensures outstanding reliability and optimal contact pressure. Conversely, the Thermalright Peerless Assassin 120 SE V3 comes with mounting accessories for both Intel and AMD systems, but may require more steps to set up due to its dual-tower design. Users should consider their comfort level with installation complexity when choosing between these two products.

Price Point

The Noctua NM-AM5/4-MP83 is priced at $9.95, making it about 73% cheaper than the Thermalright Peerless Assassin 120 SE V3, which retails for $35.90. If budget constraints are a significant factor for you, the Noctua kit is an economically friendly choice, but it is essential to remember that it serves a different purpose. The Thermalright cooler offers enhanced cooling capabilities that justify its higher price, especially for users pushing their CPUs to higher performance levels.

User Reviews and Reputation

While direct sales rankings for both products are not available, Noctua has a strong reputation for producing reliable and efficient cooling solutions, often backed by positive user reviews. The Thermalright Peerless Assassin 120 SE V3 has also been well-received, particularly for its cooling performance and dual-fan system. Users often praise it for its effectiveness during intensive tasks, suggesting that it meets the demands of gamers and professionals alike.

Which should you buy?

Ultimately, the decision between the Noctua NM-AM5/4-MP83 and the Thermalright Peerless Assassin 120 SE V3 comes down to your specific needs. If you're looking for an affordable mounting solution for your Noctua cooler, the Noctua kit is an excellent choice at $9.95. However, if you require a comprehensive cooling solution capable of handling high-performance CPUs, the Thermalright cooler offers superior cooling efficiency, versatility, and advanced features for $35.90. Assess your priorities—budget or performance—before making your final decision.