Kalemax CPU Cooler, Dual-Tower, 6× vs Thermalright Peerless Assassin 120 SE V3 CPU Air
Updated August 2026 — Kalemax CPU Cooler, Dual-Tower, 6× leads on aesthetics and cooling efficien.
The Kalemax CPU Cooler offers better value and performance for a lower price, while the Thermalright Peerless Assassin 120 SE V3 provides a premium build. Overall, the Kalemax is the better choice for budget-conscious users.
Why Kalemax CPU Cooler, Dual-Tower, 6× is better
Price
Kalemax is $5.91 cheaper
Airflow
Kalemax has 74.9 CFM vs 70.84 CFM
Noise Level
Kalemax is quieter at 27.8 dBA
Why Thermalright Peerless Assassin 120 SE V3 CPU Air is better
Build Quality
Thermalright has a premium anodized finish
Heat Pipe Technology
Thermalright uses AGHP technology
Fan Control
Thermalright features PWM fan speed adjustment
Overall score
Specifications
| Spec | Kalemax CPU Cooler, Dual-Tower, 6× | Thermalright Peerless Assassin 120 SE V3 CPU Air |
|---|---|---|
| Fan Speed | 2000 RPM | 2000 RPM |
| Airflow | 74.9 CFM | 70.84 CFM |
| Noise Level | 27.8 dBA | 29.8 dBA |
| Heat Pipes | 6 | 6 |
| Material | Aluminum | Aluminum |
Dimension comparison
Overview of the Kalemax CPU Cooler and Thermalright Peerless Assassin 120 SE V3
The Kalemax CPU Cooler is priced at $29.99, making it a more budget-friendly option than the Thermalright Peerless Assassin 120 SE V3, which retails for $35.90. This price difference of about 17% may appeal to users looking for effective cooling solutions without breaking the bank. Both coolers feature a dual-tower design with multiple heat pipes, promising efficient heat dissipation for both AMD and Intel platforms.
Design and Build Quality
The Kalemax CPU Cooler boasts a dual-tower heatsink construction complemented by dual 120mm ARGB PWM fans. This design not only enhances cooling efficiency but also adds a visual element with its ARGB lighting. In contrast, the Thermalright Peerless Assassin 120 SE V3 also features a double-tower design and includes a blackened anodic matte top sheet. It is constructed with six fully electroplated anti-oxidation heat pipes, providing robust durability and a premium feel. Both models feature aluminum heatsinks, but the Kalemax leans into aesthetics with its ARGB lighting system.
Cooling Performance
The Kalemax CPU Cooler is equipped with six pure copper heat pipes and can handle a thermal design power (TDP) of up to 265W. Its dual 120mm fans operate at a speed of 2000RPM, achieving a maximum airflow of 74.9CFM and a noise level of 27.8 dBA. On the other hand, the Thermalright Peerless Assassin 120 SE V3 also utilizes dual 120mm PWM fans that reach a maximum speed of 2000RPM, delivering an airflow of 70.84CFM and a slightly higher noise level of 29.8 dBA. While both coolers offer similar RPM and heat dissipation capabilities, the Kalemax has a slight edge in airflow capacity.
Compatibility
When it comes to compatibility, both coolers support a wide range of CPU sockets. The Kalemax CPU Cooler is compatible with Intel sockets LGA 115X/1200/1700/1851 and AMD AM4/AM5. Meanwhile, the Thermalright Peerless Assassin 120 SE V3 supports Intel LGA 1851/1700/1150/1151/1155/1156/1200 and AMD AM4/AM5 sockets. This makes both products suitable for various builds, but users should verify compatibility with their specific CPU models. Notably, the Kalemax provides specific mounting plates for different platforms, enhancing its usability.
Noise Levels
In terms of acoustic performance, the Kalemax CPU Cooler operates at a maximum noise level of 27.8 dBA, which is relatively quiet for a cooler with dual fans. Conversely, the Thermalright Peerless Assassin 120 SE V3 produces a noise level of 29.8 dBA under full load, making it slightly noisier than the Kalemax. For users sensitive to noise, the Kalemax may be a more appealing choice, especially for builds focused on low-noise operation.
Aesthetics and Lighting
Aesthetically, the Kalemax CPU Cooler stands out with its ARGB lighting, which features up to 16 lighting modes that can synchronize with other components via motherboard ARGB headers. This allows users to customize their setups visually. The Thermalright Peerless Assassin 120 SE V3, while not equipped with ARGB, showcases a sleek black anodized finish that may appeal to those who prefer a more understated look. Ultimately, the choice between them will depend on personal preference regarding aesthetics.
Price and Value
With a price of $29.99, the Kalemax CPU Cooler offers substantial value for those looking for effective cooling without a hefty price tag. The Thermalright Peerless Assassin 120 SE V3, at $35.90, is about $5.91 more expensive. While it offers robust features and solid performance, the Kalemax represents a more economical choice. For budget-conscious consumers, the Kalemax provides an attractive balance of performance and price.
Which should you buy?
Ultimately, the choice between the Kalemax CPU Cooler and the Thermalright Peerless Assassin 120 SE V3 comes down to your specific needs and preferences. If you're looking for a more budget-friendly option with solid performance and attractive ARGB lighting, the Kalemax is the clear winner at $29.99. However, if you prefer a premium design and are willing to spend a bit more for slightly enhanced build quality, the Thermalright Peerless Assassin 120 SE V3 is a fantastic choice at $35.90. Both coolers deliver excellent performance, making either a worthy investment for your PC build.

