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Thermalright Peerless Assassin 120 Black CPU Air Cooler vs Fleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5

Updated August 2026The Thermalright Peerless Assassin 120 offers superior cooling performance and build quality compared to the Fleshy Leaf replacement fans, making it the better choice for desktop users. However, the Fleshy Leaf is a budget-friendly option for Acer laptop owners.

The Thermalright Peerless Assassin 120 offers superior cooling performance and build quality compared to the Fleshy Leaf replacement fans, making it the better choice for desktop users. However, the Fleshy Leaf is a budget-friendly option for Acer laptop owners.

Why Thermalright Peerless Assassin 120 Black CPU Air Cooler is better

Cooling Performance

Thermalright has a dual-tower design and higher airflow.

Build Quality

Thermalright features robust materials and advanced cooling technology.

Compatibility

Thermalright supports a wide range of CPU sockets.

Why Fleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5 is better

Price

Fleshy Leaf is significantly cheaper.

Specific Use

Fleshy Leaf is designed for Acer Predator laptops.

Ease of Installation

Fleshy Leaf is straightforward for laptop replacements.

Overall score

Thermalright Peerless Assassin 120 Black CPU Air Cooler
85
Fleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5
60

Specifications

SpecThermalright Peerless Assassin 120 Black CPU Air CoolerFleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5
PriceC$54.90C$31.55
Noise Level25.6 dB(A)N/A
Fan Speed1500 RPMN/A
Airflow66.17 CFMN/A
Socket CompatibilityMultipleAcer Predator

Dimension comparison

Thermalright Peerless Assassin 120 Black CPU Air CoolerFleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5

Overview of the Thermalright Peerless Assassin 120 Black CPU Air Cooler

The Thermalright Peerless Assassin 120 Black CPU Air Cooler is designed for superior heat dissipation with an effective heat dissipation area of 9600cm. This product features a dual-tower design and comes equipped with two PWM fans that can reach a fan speed of 1500 RPM, delivering an airflow of 66.17 CFM. It is priced at C$54.90, making it a mid-range option for CPU cooling.

The Fleshy Leaf New CPU + GPU Cooling Fan Replacement is significantly cheaper at C$31.55 and is specifically designed for Acer Predator laptops. It includes both a CPU fan and a GPU fan, but its specifications are tailored to compatibility rather than raw cooling power. While it serves a different purpose, the Fleshy Leaf option is more affordable for users needing replacements for specific laptop models.

Performance Comparison

When it comes to cooling performance, the Thermalright Peerless Assassin 120 excels with its dual-tower design and PWM fans. The effective cooling area and the AGHP technique, which utilises six pure copper sintered heat pipes, ensure optimal heat dissipation. This cooler operates quietly, with a noise level of 25.6 dB(A) at maximum performance, making it suitable for both gaming and heavy workloads.

In contrast, the Fleshy Leaf fan replacement offers functionality but is more limited in its cooling capability. While it is designed to meet the cooling needs of various Acer Predator laptop models, it does not provide the same level of airflow or cooling efficiency as the Thermalright product. Therefore, those seeking serious cooling performance should lean towards the Thermalright Peerless Assassin 120.

Build Quality and Design

The Thermalright Peerless Assassin 120 boasts a robust build quality, featuring an electroplated reflow welding process and a sleek black finish. Its dimensions of 125mm x 135mm x 157mm make it compact yet powerful, allowing it to fit in various PC builds. The design supports installation in the first graphics card slot, ensuring compatibility without sacrificing performance.

On the other hand, the Fleshy Leaf fan replacement is tailored for specific laptop models, which means its design focuses on compatibility rather than broad applicability. While it includes both CPU and GPU fans, the build quality may not match that of dedicated desktop cooling solutions. Users should consider their specific needs regarding durability and aesthetic appeal.

Compatibility and Installation

The Thermalright Peerless Assassin 120 is compatible with a wide range of Intel and AMD sockets, including LGA1150, LGA1200, AM4, and AM5, providing versatility for various builds. The included metal fasteners ensure that installation is straightforward, accommodating both seasoned builders and newcomers alike.

In contrast, the Fleshy Leaf cooling fan is designed specifically for Acer Predator AN515 and AN517 series laptops. While it is easy to install for users of these models, its limited compatibility means that users with other systems will not benefit from this product. Therefore, potential buyers should consider their hardware compatibility before making a choice.

Noise Levels

A significant consideration for any cooling solution is noise level. The Thermalright Peerless Assassin 120 operates at a noise level of 25.6 dB(A) when working at maximum capacity. This low noise output ensures a quiet computing experience, even under heavy loads, making it ideal for gamers and professionals who desire a serene work environment.

The Fleshy Leaf cooling fans do not specify their noise levels, but given their design for laptops, they are likely to operate quietly as well, especially compared to older models. However, the lack of specified metrics makes it difficult to assess their performance in this area directly against the Thermalright.

Price-to-Performance Ratio

The Thermalright Peerless Assassin 120 Black CPU Air Cooler is priced at C$54.90, a reasonable cost for the performance it delivers. With its advanced cooling technology and compatibility with multiple CPU sockets, it offers good value for users looking to maximise their system's performance.

Conversely, the Fleshy Leaf cooling fan replacement is priced at C$31.55, appealing to those on a budget or those needing specific replacements. While it offers decent value for Acer laptop users, it lacks the performance metrics that would justify a higher price point. Thus, while the Fleshy Leaf is cost-effective, its value is limited to specific scenarios.

User Feedback and Reputation

The Thermalright brand is widely respected in the PC cooling market and is known for delivering high-quality products that perform well. Users often cite the cooling efficiency and noise levels as standout features. The reputation of the Thermalright Peerless Assassin 120 reflects its effectiveness and reliability.

The Fleshy Leaf brand, while functional for its intended purpose, may not have the same level of recognition as Thermalright. User feedback often revolves around compatibility and ease of installation, which are critical for replacement fans in laptops. However, the lack of widespread reviews may indicate a lesser-known reputation in comparison to established brands.

Which should you buy?

When deciding between the Thermalright Peerless Assassin 120 Black CPU Air Cooler and the Fleshy Leaf New CPU + GPU Cooling Fan Replacement, it ultimately boils down to your specific needs. If you are looking for a powerful, efficient cooling solution for a desktop setup, the Thermalright Peerless Assassin 120 is the clear winner due to its superior performance, build quality, and compatibility with various CPU sockets. Its price of C$54.90 reflects its value in delivering high-performance cooling.

However, if you own an Acer Predator laptop and need affordable replacement fans, the Fleshy Leaf option at C$31.55 serves its purpose well. While it lacks the advanced cooling features of the Thermalright, it provides a budget-friendly solution for specific laptop models. Therefore, your choice should align with your cooling needs and hardware compatibility.

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Thermalright Peerless Assassin 120 Black CPU Air Cooler vs Fleshy Leaf New CPU + GPU Cooling Fan Replacement for Acer Predator AN515-55 AN5 | versusfinder