Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler vs Delta A40 ARGB CPU Cooler
Updated August 2026 — The Thermalright Peerless Assassin offers superior cooling performance and quieter operation, making it the better choice for demanding users. The Delta A40 is a budget-friendly option for less intensive tasks.
The Thermalright Peerless Assassin offers superior cooling performance and quieter operation, making it the better choice for demanding users. The Delta A40 is a budget-friendly option for less intensive tasks.
Why Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler is better
Cooling Performance
Higher airflow of 88.89 CFM compared to 73 CFM
Noise Levels
Quieter operation at 25.6 dB(A) versus 29 dB(A)
Fan Setup
Dual-fan design enhances cooling efficiency
Why Delta A40 ARGB CPU Cooler is better
Price
More affordable at C$19.29 compared to C$52.62
Power Dissipation
Supports up to 220W power dissipation
Compact Design
Streamlined design minimizes wind resistance
Overall score
Specifications
| Spec | Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler | Delta A40 ARGB CPU Cooler |
|---|---|---|
| Brand | Thermalright | Ocypus |
| Price | C$52.62 | C$19.29 |
| Noise Level | 25.6 dB(A) | 29 dB(A) |
| Compatibility | AMD AM4/AM5, Intel LGA 1150/1151/1155/1156/1200 | AMD AM4, Intel LGA 115X/1200/1700 |
| ARGB Lighting | Yes | Yes |
Dimension comparison
Overview of Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler
The Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler is priced at C$52.62 and is designed for efficient heat dissipation. This cooler features a dual tower and dual fan design, making it suitable for high-performance CPUs. With a maximum fan speed of 1850 RPM and an airflow of 88.89 CFM, it promises effective cooling for demanding applications. The cooler’s ARGB lighting can be customized using motherboard software, making it visually appealing for those who value aesthetics alongside performance.
Overview of Delta A40 ARGB CPU Cooler
The Delta A40 ARGB CPU Cooler is significantly more affordable at C$19.29, providing an accessible option for budget-conscious consumers. It supports a power dissipation of up to 220W, which is impressive for its price range. The cooler comes with a 120mm PWM silent fan that operates between 500 to 2000 RPM and delivers an airflow of 73 CFM. Its design incorporates customizable ARGB lighting and a streamlined fan array, aiming to balance performance with aesthetic appeal in a compact form factor.
Cooling Performance Comparison
When it comes to cooling performance, the Thermalright Peerless Assassin stands out with its dual-fan setup, achieving a fan speed of 1850 RPM and an airflow of 88.89 CFM. This configuration provides excellent heat dissipation, ideal for high-load scenarios such as gaming or intensive applications. In contrast, the Delta A40, although capable of handling up to 220W, operates at a lower airflow of 73 CFM. This means while the Delta A40 can manage decent cooling, it may not match the thermal performance offered by the Thermalright model, particularly under heavy workloads.
Noise Levels and Operation
The Thermalright Peerless Assassin operates at a maximum noise level of 25.6 dB(A), ensuring a quieter experience during operation. This level of noise is suitable for users looking to maintain a peaceful working or gaming environment. On the other hand, the Delta A40 has a slightly higher maximum noise level of 29 dB(A) while running at its full potential. While both coolers aim to minimize noise, the Thermalright offers a quieter solution, which could be a deciding factor for those sensitive to sound.
Installation and Compatibility
Both the Thermalright Peerless Assassin and Delta A40 are designed for ease of installation and compatibility with a variety of platforms. The Peerless Assassin features SS2 clips compatible with AMD AM4/AM5 and Intel LGA 1150/1151/1155/1156/1200 sockets. It also includes a Y-type adapter for connecting two fans in series. Conversely, the Delta A40 also supports both AMD and Intel platforms, including AM4 and LGA 115X/1200/1700 sockets, and is equipped with all-metal mounting hardware. This makes both coolers user-friendly, but the Peerless Assassin offers a bit more versatility with its dual-fan setup.
Aesthetic Appeal and Lighting Features
Aesthetics play a significant role in the choice of CPU coolers, and here both products shine brightly with their ARGB lighting features. The Thermalright Peerless Assassin comes with dual fans that allow for adjustable lighting via the motherboard’s software, creating a vibrant visual experience. Meanwhile, the Delta A40 also supports customizable ARGB lighting and boasts a unique design with circular elements and a mirror-like top, which enhances its visual appeal. Ultimately, both coolers provide excellent lighting options, but the choice will depend on personal preference regarding the design.
Price and Value Proposition
In terms of pricing, the Thermalright Peerless Assassin is priced at C$52.62, which positions it as a mid-range option. Given its advanced features, including dual fans and higher cooling performance, it may justify the price for users with demanding cooling needs. In contrast, the Delta A40, at C$19.29, is an excellent budget-friendly choice, providing decent performance for less intensive tasks. The significant price gap suggests that buyers should consider their specific requirements and whether the higher investment in the Thermalright cooler aligns with their cooling demands.
Which should you buy?
Choosing between the Thermalright Peerless Assassin 120 Digital ARGB Black CPU Air Cooler and the Delta A40 ARGB CPU Cooler ultimately comes down to your cooling needs and budget. If you require superior cooling performance and quieter operation, the Thermalright Peerless Assassin is the better choice, despite its higher price. However, if you’re on a tighter budget and need a cooler for less demanding tasks, the Delta A40 still offers respectable performance at a fraction of the cost. Consider your specific use case and preferences in aesthetics and noise levels when making your final decision.
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