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Thermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan fo vs Thermalright Assassin X 90 SE V2 CPU Cooler

Updated August 2026The Thermalright AXP90 X53 offers superior cooling performance and compact design, making it the better choice for demanding builds. However, the Assassin X 90 SE V2 provides excellent value for budget-conscious users.

The Thermalright AXP90 X53 offers superior cooling performance and compact design, making it the better choice for demanding builds. However, the Assassin X 90 SE V2 provides excellent value for budget-conscious users.

Why Thermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan fo is better

higher RPM

AXP90 X53 has a fan speed of 2700 RPM compared to 2200 RPM

compact height

AXP90 X53 is only 53mm tall, fitting better in small cases

better airflow

AXP90 X53 provides superior cooling efficiency under load

Why Thermalright Assassin X 90 SE V2 CPU Cooler is better

lower price

Assassin X 90 SE V2 costs C$24.90, making it budget-friendly

quieter operation

Assassin X 90 SE V2 operates at a maximum of 23.85 dB(A)

wider compatibility

Both coolers support similar CPU sockets, but the Assassin X 90 SE V2 is easier to install for some users

Overall score

Thermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan fo
85
Thermalright Assassin X 90 SE V2 CPU Cooler
70

Specifications

SpecThermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan foThermalright Assassin X 90 SE V2 CPU Cooler
Fan Speed2700 RPM2200 RPM
AirflowC$45.99C$24.90
Noise Level≤30 dB(A)≤23.85 dB(A)
CompatibilityLGA1700/1150/1151/1155/1156/1200, AM4/AM5LGA1150/1151/1155/1156/1200, AM4/AM5
Bearing TypeS-FDB V2S-FDB

Dimension comparison

Thermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan foThermalright Assassin X 90 SE V2 CPU Cooler

Overview of Thermalright AXP90 X53

The Thermalright AXP90 X53 is designed specifically for low-profile ITX builds, making it an excellent choice for compact systems. Priced at C$45.99, this cooler features a 92mm slim PWM fan that can reach speeds of up to 2700 RPM. This high-speed operation ensures effective heat dissipation, crucial for maintaining optimal CPU temperatures during demanding tasks.

Incorporating the advanced AGHP technology, the AXP90 X53 utilises a 4x6mm heat pipe configuration that significantly enhances heat transfer efficiency. With a height of just 53mm, this cooler can fit into more compact motherboard setups, making it versatile for various builds. The cooler is compatible with multiple CPU sockets, including Intel's LGA1700, LGA1150, LGA1151, LGA1155, LGA1156, LGA1200, as well as AMD's AM4 and AM5, making it a flexible choice for users.

Overview of Thermalright Assassin X 90 SE V2

The Thermalright Assassin X 90 SE V2 presents a compelling option for users seeking a more traditional CPU cooler design, priced at C$24.90. This model stands at 118mm tall and features a 92mm PWM fan capable of reaching speeds of 2200 RPM. While this is slightly slower than the AXP90 X53, it still provides an impressive airflow rate of 32.77 CFM, contributing to effective cooling performance.

Utilising the same AGHP technology as the AXP90 X53, the Assassin X 90 SE V2 also incorporates a 4x6mm heat pipe layout that facilitates better heat management. Its construction includes an HDT (Heatpipe Direct Touch) design, ensuring efficient thermal conductivity. The compatibility range for this cooler extends to Intel’s LGA1150, LGA1151, LGA1155, LGA1156, and LGA1200 sockets alongside AMD’s AM4 and AM5, making it suitable for a wide array of CPU platforms.

Cooling Performance Comparison

In terms of cooling performance, the Thermalright AXP90 X53 edges ahead with its 2700 RPM fan speed, compared to the Assassin X 90 SE V2's maximum of 2200 RPM. This higher fan speed results in better airflow and cooling efficiency, particularly under heavy load. The AXP90 X53's slim design with a height of just 53mm allows it to achieve high performance without compromising on space.

While the Assassin X 90 SE V2's fan delivers an airflow of 32.77 CFM, which is adequate for most applications, it may not provide the same level of cooling under extreme conditions as the AXP90 X53. Therefore, users looking for optimal cooling performance, especially in compact builds, may find the AXP90 X53 to be the superior option.

Installation and Compatibility

Both coolers offer broad compatibility with various CPU sockets, including Intel’s and AMD’s latest platforms. However, the AXP90 X53's installation process includes detailed guidance for adapting to specific motherboard backplane configurations, which some users might find helpful. This model’s installation flexibility, such as the ability to use long screws for challenging backplate configurations, can be a significant advantage for users with tight spaces.

On the other hand, the Assassin X 90 SE V2 also provides mounting plates for various CPU sockets, simplifying the installation process. Its height of 118mm, while taller than the AXP90 X53, still fits within many standard cases. Both models are designed with user-friendly installation in mind, but the AXP90 X53 might provide slightly more versatility in compact setups.

Noise Levels

Noise levels can be a critical factor for many PC builders, especially for those seeking a quieter operation. The AXP90 X53, with its higher RPM fan, is likely to produce more noise under load compared to the Assassin X 90 SE V2, which operates at a maximum of 23.85 dB(A). Users prioritising a quieter environment might prefer the Assassin X 90 SE V2 for its lower noise output, particularly when running at lower speeds during less intensive tasks.

However, it is important to consider that the AXP90 X53’s cooling performance at higher speeds may justify the potential increase in noise for users who require maximum cooling efficiency during demanding applications. Ultimately, the choice between the two will depend on individual use cases and noise tolerance.

Build Quality and Durability

Both products boast quality construction, with the AXP90 X53 featuring STABLY-FDB V2 bearings designed for longevity, offering an industrial service life of up to 20,000 hours. This ensures that the cooler maintains performance over an extended period. The use of premium materials in both models signifies Thermalright’s commitment to quality, but the Assassin X 90 SE V2 also matches this durability with its industrial-grade bearings.

The choice of materials in both coolers, including aluminum and copper components, contributes to their effective heat dissipation capabilities. Each cooler's design and engineering reflect Thermalright's reputation for producing reliable and effective cooling solutions, ensuring that users can expect long-lasting performance from either option.

Value for Money

When considering value for money, the Thermalright Assassin X 90 SE V2 stands out with its lower price of C$24.90, making it an excellent choice for budget-conscious consumers. Despite its lower price point, it still offers solid performance and compatibility with a wide range of CPUs.

Conversely, the AXP90 X53, priced at C$45.99, justifies its higher cost with advanced features such as a higher RPM fan for better cooling efficiency and a more compact design suitable for small builds. For users requiring top-tier cooling performance in compact systems, the extra investment in the AXP90 X53 may be worthwhile, while those with less demanding cooling needs might find the Assassin X 90 SE V2 to be a more economical choice.

Which should you buy?

Choosing between the Thermalright AXP90 X53 and the Thermalright Assassin X 90 SE V2 ultimately depends on your specific needs and budget. If you require high cooling performance in a compact design and are willing to invest a bit more, the AXP90 X53 is the ideal choice. However, if you are looking for a budget-friendly option that still provides adequate cooling and lower noise levels, the Assassin X 90 SE V2 would be a sensible purchase. Assess your requirements carefully to determine which cooler best suits your build and cooling needs.

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Thermalright AXP90 X53 Full Low Profile ITX CPU Cooler with 92mm Slim PWM Fan fo vs Thermalright Assassin X 90 SE V2 CPU Cooler | versusfinder