upHere CPU Air Cooler with 4X6mm Heat Pipes, vs Thermalright Peerless Assassin 120 SE CPU Cooler,
Updated August 2026 — upHere CPU Air Cooler with 4X6mm Heat Pipes, leads on build quality and installation.
The CPU Air Cooler offers better value and airflow, while the Thermalright cooler provides a more robust build and brand reputation.
Why upHere CPU Air Cooler with 4X6mm Heat Pipes, is better
Price
CPU Air Cooler is significantly cheaper at $23.99.
Airflow
CPU Air Cooler has a higher airflow of 68.2 CFM.
Installation
CPU Air Cooler allows for RAM clearance during installation.
Why Thermalright Peerless Assassin 120 SE CPU Cooler, is better
Heat Pipes
Thermalright has six heat pipes for better heat dissipation.
Brand Reputation
Thermalright has over 20 years of experience in the market.
Build Quality
Thermalright uses aluminum for a lightweight yet sturdy design.
Overall score
Specifications
| Spec | upHere CPU Air Cooler with 4X6mm Heat Pipes, | Thermalright Peerless Assassin 120 SE CPU Cooler, |
|---|---|---|
| Compatibility | LGA 1700/AM5 | LGA 1700/AM5 |
| Airflow | 68.2 CFM | 66.17 CFM |
| Noise Level | ≤26 dB(A) | ≤25.6 dB(A) |
| Heat Pipes | 4x6mm | 6x6mm |
| Price | $23.99 | $49.99 |
Dimension comparison
Overview of CPU Coolers
When it comes to choosing an effective CPU cooler, the market offers numerous options, including the CPU Air Cooler with 4X6mm Heat Pipes and the Thermalright Peerless Assassin 120 SE CPU Cooler. The CPU Air Cooler is priced at $23.99, while the Thermalright model comes at a higher price of $49.99. This article will compare these two popular CPU coolers across various categories to help you decide which one best fits your needs.
Compatibility with CPU Sockets
Compatibility is a crucial factor when selecting a CPU cooler, as it determines whether the cooler will fit your processor. The CPU Air Cooler supports a wide range of Intel and AMD sockets like LGA 1700, 1851, AM5, AM4, and AM3, making it a versatile choice for many users. On the other hand, the Thermalright Peerless Assassin 120 SE also boasts compatibility with Intel and AMD platforms, including LGA 1700 and AM4/AM5. Both coolers cater to a broad spectrum of CPU sockets, but the CPU Air Cooler provides compatibility with a slightly wider range of older socket types, including several from the LGA series.
Cooling Performance
Cooling performance is paramount for maintaining optimal CPU temperatures during heavy workloads. The CPU Air Cooler features four 6mm heat pipes, which effectively dissipate heat and enhance cooling efficiency. It operates with a fan speed of up to 1650 RPM and delivers an airflow of 68.2 CFM. In contrast, the Thermalright Peerless Assassin 120 SE is equipped with six heat pipes and dual 120mm PWM fans that can reach a maximum speed of 1550 RPM, generating an airflow of 66.17 CFM. While the Thermalright model has more heat pipes, the CPU Air Cooler offers slightly superior airflow, which can be critical for cooling performance.
Noise Levels
Noise output can significantly affect the user experience, especially in quiet environments. The CPU Air Cooler operates at noise levels below 26 dB(A), ensuring a quiet operation even under load. Meanwhile, the Thermalright Peerless Assassin 120 SE maintains a noise level of 25.6 dB(A) or less. Both coolers are designed to minimize noise, but the CPU Air Cooler has a marginally higher maximum noise level. Users seeking a silent operation will appreciate both options, but the Thermalright cooler may edge out slightly in terms of quietness.
Installation Process
The installation process for CPU coolers can often be challenging, but both models are designed for ease of use. The CPU Air Cooler features a non-disassembly fan installation, allowing users to set it up without removing the motherboard or RAM. This can save time and effort during installation. The Thermalright Peerless Assassin 120 SE also emphasizes ease of installation, providing metal fasteners for both Intel and AMD platforms. While both coolers offer straightforward installation, the CPU Air Cooler stands out with its design that allows for RAM clearance, reducing the chance of obstruction during setup.
Build Quality and Durability
Build quality is essential for ensuring that a CPU cooler lasts over time. The CPU Air Cooler is constructed with premium materials, designed for long-lasting reliability. In comparison, the Thermalright Peerless Assassin 120 SE is built using aluminum and features a robust design with metal fasteners for better installation. Both coolers appear well-built, but the Thermalright's use of aluminum may offer a slight edge in durability due to its lightweight yet sturdy nature.
Price Comparison
When considering budget, the price difference between the two coolers is significant. The CPU Air Cooler is priced at $23.99, making it about 52% cheaper than the Thermalright Peerless Assassin 120 SE, which retails for $49.99. This substantial price gap may appeal to budget-conscious consumers or those looking for a reliable cooler without breaking the bank.
User Experience and Reputation
User experience can often be gauged by a product's reputation and sales rank. While no specific sales ranks are mentioned for either cooler, both brands have established themselves in the market, with Thermalright being noted for over 20 years of experience in developing computer accessories. This experience may lend the Thermalright Peerless Assassin 120 SE a slight advantage in terms of reliability and user trust, although the CPU Air Cooler also offers a compelling option for users seeking an economical solution.
Which should you buy?
Ultimately, the choice between the CPU Air Cooler with 4X6mm Heat Pipes and the Thermalright Peerless Assassin 120 SE depends on your specific needs and budget. If you are looking for an affordable option that provides solid cooling performance, compatibility with a wide range of CPU sockets, and easy installation, the CPU Air Cooler is the better choice at $23.99. However, if you are willing to invest more for additional features like higher heat pipe count and brand reputation, the Thermalright Peerless Assassin 120 SE may be worth the extra $26.00 for its perceived durability and performance. Consider your requirements carefully to make the best choice for your setup.

