Thermalright Peerless Assassin 120 SE CPU Cooler ⚙

This Thermalright Peerless Assassin 120 SE CPU cooler is designed for high-performance desktop systems that demand reliable and efficient thermal management. It features a dual-tower aluminum heat sink with six 6x6 mm copper heat pipes and a robust base, engineered to handle thermal loads from 120 to 265 W. The unit includes two 120 mm PWM fans with a maximum airflow of 6.17 CFM and operates at up to 1550 RPM, providing strong cooling under heavy workloads.

Key Points

The Peerless Assassin 120 SE supports both Intel and AMD processors, including platforms such as LGA 115X, LGA 1200, LGA 1700, and AM4. It is built with a solid copper base and fully welded heat pipes, ensuring excellent thermal conductivity. The cooler features platform-specific mounting brackets for secure installation. Its compact footprint fits well in most mid-tower cases.

Technical Specifications

Brand + model: Thermalright Peerless Assassin 120 SE
Heat sink material: Aluminum with 6 x 6 mm copper heat pipes
Fan configuration: 2 x 120 mm PWM fans (TL-C12C)
Max airflow: 6.17 CFM (cubic feet per minute)
Fan speed: Up to 1550 RPM ± 10%
Voltage: 12 V
Power input: 4-pin connector
Noise level: ≤ 25.6 dB(A)
Weight: 0.97 kg
Thermal design power (TDP): 120–265 W

Usage Recommendations

For users running intensive applications like gaming, video editing, or 3D rendering, this cooler delivers consistent performance under sustained load. Install it directly on the CPU socket using the provided mounting bracket. Ensure proper clearance around the top of the case to allow adequate airflow. The design allows for easy access to RAM slots, so it doesn’t interfere with memory installation.

The cooler is especially useful in systems where space is limited but thermal performance remains a top priority. While it excels in high-load scenarios, users with low to moderate usage may find it overkill due to its size and fan noise at idle. According to the manufacturer, it is compatible with both Intel and AMD platforms, offering flexibility across different builds.