Cooler Master i70C ARGB Low Profile CPU Air Cooler vs Thermalright Peerless Assassin 120 Vision MAX ARGB
Updated August 2026 — Cooler Master i70C ARGB Low Profile CPU Air Cooler wins on installation, Thermalright Peerless Assassin 120 Vision MAX ARGB wins on features and cooling.
The Cooler Master i70C is a budget-friendly option for compact builds, while the Thermalright Peerless Assassin excels in cooling performance and features. Choose based on your needs and budget.
Why Cooler Master i70C ARGB Low Profile CPU Air Cooler is better
Price
i70C is significantly cheaper at $19.49
Size
i70C is only 70mm tall, ideal for compact cases
Simplicity
i70C has a straightforward installation process
Why Thermalright Peerless Assassin 120 Vision MAX ARGB is better
Cooling
Peerless Assassin has superior cooling with dual-tower design
Features
Peerless Assassin includes a 5-inch IPS LCD screen
Performance
Peerless Assassin supports higher TDP CPUs with better airflow
Overall score
Specifications
| Spec | Cooler Master i70C ARGB Low Profile CPU Air Cooler | Thermalright Peerless Assassin 120 Vision MAX ARGB |
|---|---|---|
| Fan Speed | 650-1800 RPM | 2150 RPM |
| Airflow | N/A | 69 CFM |
| Noise Level | N/A | ≤27 dB(A) |
| Socket Support | LGA 1700/1851 | LGA 1700/1851/115X, AM4/AM5 |
| RGB Lighting | Yes | Yes |
Dimension comparison
Design and Aesthetics
The Cooler Master i70C ARGB is designed with a minimalist aesthetic featuring anodized black aluminum fins, while the Thermalright Peerless Assassin 120 Vision MAX takes a more elaborate approach with a dual-tower design and a 5-inch IPS LCD screen. The i70C offers a compact solution for low-profile builds, making it suitable for systems with limited space. In contrast, the Peerless Assassin, standing at 164mm tall, is geared towards larger setups and includes RGB lighting for added visual flair. The difference in design philosophy caters to different user preferences, either favoring simplicity or a more advanced visual interface.
Cooling Performance
When it comes to cooling efficiency, the Thermalright Peerless Assassin shines with its dual-tower design and six pure copper heat pipes. This configuration allows for superior cooling performance, especially under high loads, with a maximum fan speed of 2150 RPM. The i70C, while effective with its copper insert and a 120mm ARGB fan, is rated for a 95W TDP, making it suitable for less demanding CPUs. Therefore, users looking for robust cooling for high-performance processors might lean towards the Peerless Assassin, which provides enhanced thermal management.
Fan Technology
The Cooler Master i70C employs a PWM fan capable of speeds between 650 to 1,800 RPM, allowing for adjustable airflow and noise levels. This flexibility is beneficial for users who prioritize quiet operation alongside cooling efficiency. On the other hand, the Peerless Assassin's fans operate at a higher RPM of 2150, delivering greater airflow at a noise level of ≤27 dB(A). While both coolers feature PWM technology, the Peerless Assassin's fans are engineered for higher performance, making it a better choice for high-performance gaming or workstation builds.
Compatibility
Compatibility is a crucial consideration for CPU coolers. The Cooler Master i70C is specifically tailored for Intel's LGA 1700 and 1851 sockets, ensuring a snug fit for modern Intel CPUs. It also boasts a height of just 70mm, making it an excellent choice for compact cases. Conversely, the Thermalright Peerless Assassin supports a broader range of sockets, including Intel's LGA 1851, LGA 1700, and LGA 115X, as well as AMD's AM4 and AM5. This versatility makes the Peerless Assassin more suitable for users with mixed-architecture systems or those planning to upgrade in the future.
Installation Process
Ease of installation can significantly affect user experience. The i70C’s redesigned brackets simplify the installation process specifically for Intel LGA 1700 and 1851 sockets. This user-friendly design can save time and reduce frustration during setup. The Peerless Assassin, although it features a more complex dual-tower design, is designed to accommodate tall RAM heat spreaders and GPU installations, which may require more careful planning. Thus, while both products aim for straightforward installation, the i70C may appeal more to users looking for simplicity.
Price Comparison
In terms of pricing, the Cooler Master i70C is listed at $19.49, making it about 66% cheaper than the Thermalright Peerless Assassin, which retails for $57.69. This significant price difference may be a decisive factor for budget-conscious buyers or those building mid-range systems. The i70C offers solid performance for its price, while the Peerless Assassin justifies its higher cost with advanced features and superior cooling capabilities. Therefore, potential buyers need to consider their budget alongside their cooling needs when making a choice.
User Experience
Both the Cooler Master i70C and the Thermalright Peerless Assassin have been designed with user experience in mind but serve different segments of the market. The i70C's minimalist design and effective cooling make it ideal for casual users or those with compact builds. In contrast, the Peerless Assassin offers advanced features like the IPS display and superior cooling performance, appealing to enthusiasts who require detailed system monitoring and high efficiency. This differentiation in user experience highlights the importance of knowing what you need from a CPU cooler before making a purchase.
Which should you buy?
Ultimately, the choice between the Cooler Master i70C and the Thermalright Peerless Assassin boils down to your specific needs and budget. If you're looking for a highly affordable, compact cooler for light to moderate use, the i70C is an excellent option. However, if you require superior cooling performance and advanced features for a high-performance setup, the Peerless Assassin is worth the investment despite its higher price. Consider your system requirements, aesthetics, and budget to make the best choice for your next CPU cooler.

