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Thermalright Assassin X 90 SE V2 CPU Cooler vs Gamma A40 ARGB BK CPU Cooler

Updated August 2026The Thermalright Assassin X 90 SE V2 offers reliable performance and compatibility, while the Gamma A40 ARGB BK provides modern aesthetics and slightly better cooling capacity. Choose based on your priorities.

The Thermalright Assassin X 90 SE V2 offers reliable performance and compatibility, while the Gamma A40 ARGB BK provides modern aesthetics and slightly better cooling capacity. Choose based on your priorities.

Why Thermalright Assassin X 90 SE V2 CPU Cooler is better

lower price

C$24.90 vs C$29.09

compact size

smaller height of 118mm

reliable brand

Thermalright's 20 years of experience

Why Gamma A40 ARGB BK CPU Cooler is better

better cooling

supports up to 200W TDP

larger fan

100mm fan for improved airflow

modern design

unique round dot matrix elements

Overall score

Thermalright Assassin X 90 SE V2 CPU Cooler
75
Gamma A40 ARGB BK CPU Cooler
80

Specifications

SpecThermalright Assassin X 90 SE V2 CPU CoolerGamma A40 ARGB BK CPU Cooler
Max RPM2200unknown
Airflow32.77 CFMunknown
Noise Level≤23.85 dB(A)unknown
TDP Supportunknown200W
CompatibilityIntel 1150-1200, AMD AM4/AM5Intel and AMD

Dimension comparison

Thermalright Assassin X 90 SE V2 CPU CoolerGamma A40 ARGB BK CPU Cooler

Brand Overview

The Thermalright Assassin X 90 SE V2 CPU Cooler is produced by Thermalright, a Taiwanese brand known for over 20 years of expertise in computer components. The Gamma A40 ARGB BK CPU Cooler comes from Ocypus, a brand that focuses on delivering functional and stylish cooling solutions. While both brands have carved out their niche, Thermalright is often regarded for its reliability and extensive experience in the cooler market, whereas Ocypus is gaining traction with its modern designs and performance capabilities.

Design and Dimensions

The Thermalright Assassin X 90 SE V2 measures 94mm in length, 77mm in width, and 118mm in height, making it a compact choice for various builds. The Gamma A40 ARGB BK stands slightly taller at 133mm but maintains a compact design suitable for most cases. This difference in height could influence compatibility with specific chassis designs, as the Assassin X 90 SE V2 is designed to fit within a wider range of enclosures, enhancing its versatility in different setups.

Cooling Performance

In terms of cooling efficiency, the Thermalright Assassin X 90 SE V2 is engineered with advanced AGHP technology and a high-speed PWM fan that achieves a maximum fan speed of 2200 RPM. This cooler supports a cooling capacity that is well-suited for standard gaming and productivity applications. The Gamma A40 ARGB BK also boasts impressive cooling capabilities, with support for up to 200W TDP, suggesting it can handle higher thermal loads, making it a solid choice for overclockers or users with high-performance CPUs.

Fan Technology

The fan in the Thermalright Assassin X 90 SE V2 measures 92mm and operates at a maximum airflow of 32.77 CFM, while maintaining a noise level of up to 23.85 dB(A). This ensures effective cooling without excessive noise, appealing to users seeking a quieter computing experience. In contrast, the Gamma A40 ARGB BK features a 100mm fan that promises better performance compared to other compact coolers. While specific airflow and noise level data for the Gamma A40 are not provided, its larger fan size generally indicates a potential for improved airflow and quieter operation.

Installation and Compatibility

Both coolers are designed for easy installation and support various mainstream CPU sockets. The Thermalright Assassin X 90 SE V2 is compatible with Intel sockets from 1150 to 1200 and AMD AM4/AM5 platforms, providing a broad range of compatibility for users. Similarly, the Gamma A40 ARGB BK is designed to support both Intel and AMD platforms, making it a flexible option for many builds. The ease of installation for both products is highlighted, suggesting that even novice builders can set them up without hassle.

Aesthetics

Aesthetically, the Gamma A40 ARGB BK stands out with its modern design and unique round dot matrix elements, which may appeal to users looking to enhance their build's visual appeal. The Thermalright Assassin X 90 SE V2, while functional, has a more traditional appearance focused on performance rather than visual flair. For users who prioritise aesthetics alongside performance, the Gamma A40 may have the edge due to its stylish design features.

Pricing

The Thermalright Assassin X 90 SE V2 is priced at C$24.90, making it a more budget-friendly option for users looking to enhance their cooling solution without breaking the bank. In contrast, the Gamma A40 ARGB BK is priced at C$29.09, reflecting its additional features and design elements. While the price difference is not significant, it may influence purchasing decisions for cost-conscious consumers.

Which should you buy?

Choosing between the Thermalright Assassin X 90 SE V2 and the Gamma A40 ARGB BK depends on your specific needs and preferences. If you prioritise a solid, reliable cooler that fits various cases and offers a proven track record, the Thermalright Assassin X 90 SE V2 is an excellent choice. However, if you seek a cooler with a modern aesthetic and a slightly better cooling capacity, the Gamma A40 ARGB BK may be worth the extra cost. Ultimately, both products offer strong performance, but your choice should align with your cooling requirements and aesthetic preferences.

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Thermalright Assassin X 90 SE V2 CPU Cooler vs Gamma A40 ARGB BK CPU Cooler | versusfinder