Thermalright Peerless Assassin 120 SE V2 CPU Cooler vs Noctua NH-D15S chromax.Black
Updated August 2026 — The Noctua NH-D15S chromax.Black offers superior performance and aesthetics, making it the better choice for enthusiasts, while the Thermalright Peerless Assassin 120 SE V2 is a solid budget option.
The Noctua NH-D15S chromax.Black offers superior performance and aesthetics, making it the better choice for enthusiasts, while the Thermalright Peerless Assassin 120 SE V2 is a solid budget option.
Why Thermalright Peerless Assassin 120 SE V2 CPU Cooler is better
price
Thermalright is significantly cheaper at C$54.90
TDP
Thermalright supports up to 265 watts TDP
installation
Thermalright has straightforward installation instructions
Why Noctua NH-D15S chromax.Black is better
performance
Noctua has received over 150 awards for efficiency
aesthetics
Noctua features an all-black design
warranty
Noctua offers a 6-year warranty
Overall score
Specifications
| Spec | Thermalright Peerless Assassin 120 SE V2 CPU Cooler | Noctua NH-D15S chromax.Black |
|---|---|---|
| Max RPM | 1850 | NA |
| Airflow (CFM) | 88.19 | NA |
| Noise Level (dB) | 29.5 | NA |
| Socket Support | LGA 1851/1700/1200/115X, AM4/AM5 | LGA 1851/1700/1200/115X, AM4/AM5 |
| Fan Type | PWM | PWM |
Dimension comparison
Overview of the Thermalright Peerless Assassin 120 SE V2 and Noctua NH-D15S chromax.Black
The Thermalright Peerless Assassin 120 SE V2 is a budget-friendly CPU cooler priced at C$54.90, while the Noctua NH-D15S chromax.Black, a premium option, costs C$149.95. The price difference reflects their target audiences and intended performance levels, making it essential to understand what each cooler offers to make an informed decision.
The Thermalright model features a dual-thickened PWM fan with a maximum airflow of 88.19 CFM, designed for strong cooling performance. In contrast, the Noctua cooler boasts an award-winning NF-A15 140mm fan, known for its efficiency and quiet operation, ideal for high-performance builds. This comparison will explore their design, cooling capabilities, compatibility, installation ease, and overall value.
Design and Aesthetics
The design of a CPU cooler plays a crucial role in both aesthetics and functionality. The Thermalright Peerless Assassin 120 SE V2 features an aluminum fin design atop a copper bottom, delivering efficient thermal performance. Its dimensions are 125mm in length, 135mm in width, and 155mm in height, which makes it a compact option for various builds.
On the other hand, the Noctua NH-D15S chromax.Black showcases a more sophisticated look with an all-black finish, making it visually appealing in modern builds. Measuring 160mm in height, it is designed for dual-tower performance while maintaining compatibility with most cases. This design prioritizes both performance and aesthetics, appealing to users who value a sleek look in their setups.
Cooling Performance
When it comes to cooling performance, both coolers have distinct advantages. The Thermalright Peerless Assassin 120 SE V2 is equipped with six 6mm heat pipes and a maximum thermal design power (TDP) of up to 265 watts, making it a robust option for overclocked CPUs. Its dual-thickened fan operates at a speed of 1850 RPM, contributing to its airflow of 88.19 CFM.
Conversely, the Noctua NH-D15S chromax.Black is renowned for its performance, having received over 150 awards for its efficiency. Its NF-A15 fan, while only a single unit, is known for its exceptional cooling capabilities and operates quietly under load, making it ideal for high-performance scenarios. The cooler’s design also allows for 65mm RAM clearance, ensuring compatibility with a wide range of components while effectively dissipating heat.
Compatibility
Compatibility is a key consideration for any CPU cooler. The Thermalright Peerless Assassin 120 SE V2 supports a variety of CPU sockets, including Intel LGA 1851, 1700, 1200, and 115X, as well as AMD AM4 and AM5. This broad compatibility makes it suitable for most modern builds.
In comparison, the Noctua NH-D15S chromax.Black also supports a wide array of sockets, including Intel LGA 1851, 1700, 1200, and 115X, along with AMD AM4 and AM5. While both coolers are compatible with the latest CPUs, the Noctua's design allows for better RAM clearance, which could be crucial for builds with high-performance memory modules.
Installation Process
The installation process can greatly impact the user experience. The Thermalright Peerless Assassin 120 SE V2 comes with metal fasteners for both Intel and AMD platforms, streamlining the installation. The clear instructions provided with the cooler further enhance the user experience, allowing for a straightforward setup.
On the other hand, the Noctua NH-D15S chromax.Black includes the SecuFirm2 mounting system, which is known for its ease of installation. This system is designed to ensure a secure fit and proper pressure distribution, reducing the risk of damage to the CPU. Additionally, it comes with high-end NT-H1 thermal paste, which is a bonus for users looking to achieve optimal thermal conductivity right out of the box.
Noise Levels
Noise levels can significantly affect the overall user experience, especially in quiet environments. The Thermalright Peerless Assassin 120 SE V2 operates at a maximum noise level of 29.5 dB(A), which is relatively quiet for a cooler of its performance level. This makes it suitable for users who prioritise a quiet computing experience.
In contrast, the Noctua NH-D15S chromax.Black is renowned for its whisper-quiet operation, thanks to its Low-Noise Adaptor and PWM control. This design allows the fan to operate quietly at idle while ramping up under load, making it an excellent choice for users who demand performance without the accompanying noise.
Warranty and Support
Warranty and customer support can be crucial factors when choosing between products. The Thermalright Peerless Assassin 120 SE V2 does not specify a warranty period in the provided data, which may raise concerns for potential buyers regarding long-term support.
In contrast, the Noctua NH-D15S chromax.Black is backed by a generous 6-year manufacturer's warranty, reflecting Noctua's confidence in their product's durability and performance. This extended warranty provides peace of mind for users investing in a premium cooling solution.
Which should you buy?
Choosing between the Thermalright Peerless Assassin 120 SE V2 and the Noctua NH-D15S chromax.Black ultimately depends on your specific needs and budget. If you are looking for a cost-effective solution that offers solid performance for everyday use, the Thermalright cooler at C$54.90 is an excellent choice. Its efficient cooling capabilities and compatibility with various CPU sockets make it a versatile option.
On the other hand, if you are willing to invest more for top-tier performance and aesthetics, the Noctua NH-D15S chromax.Black at C$149.95 is hard to beat. Its award-winning design, quiet operation, and long warranty make it the go-to choice for enthusiasts and gamers who demand the best from their cooling solutions. Ultimately, your decision will hinge on balancing performance with budget constraints.
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