Thermalright Peerless Assassin 120 Compatibility & Size Guide For Different Cases

The Thermalright Peerless Assassin 120 is a popular air cooler known for its excellent performance and compatibility with a wide range of PC cases. Whether you’re building a new gaming rig or upgrading your current setup, understanding its size and compatibility is essential to ensure optimal airflow and fitment.

Overview of the Thermalright Peerless Assassin 120

The Peerless Assassin 120 features a dual-tower design with two 120mm fans, making it a robust cooling solution. Its dimensions are approximately 154mm in height, 122mm in width, and 73mm in depth. These measurements are crucial when considering case compatibility, especially in smaller builds.

Case Compatibility

Most mid-tower and full-tower cases support the Peerless Assassin 120 due to its size. However, compatibility can vary based on specific case dimensions and internal layouts. Here are key considerations:

  • Minimum case height: At least 160mm of clearance to accommodate the cooler’s height.
  • Motherboard compatibility: Supports Intel and AMD sockets, including LGA 1200, LGA 1700, AM4, and others.
  • RAM clearance: The cooler’s design provides ample space for RAM modules, but check for tall RAM sticks.

Size Compatibility with Different Cases

Here is a breakdown of case types and their compatibility with the Peerless Assassin 120:

Mid-Tower Cases

Most mid-tower cases support the cooler comfortably. Ensure the case has at least 160mm of CPU cooler clearance.

Full-Tower Cases

Full-tower cases generally offer more than enough space, often supporting CPU coolers up to 180mm or higher.

Small Form Factor (SFF) Cases

For smaller cases, verify the maximum CPU cooler height before purchasing. Many SFF cases support coolers up to 140mm or 150mm, which may not fit the Peerless Assassin 120.

Installation Tips for Compatibility

To ensure compatibility and optimal performance:

  • Measure your case’s CPU cooler clearance before buying.
  • Check the motherboard’s socket compatibility with the cooler.
  • Ensure RAM modules are not taller than 45mm for full clearance.
  • Verify that the case has good airflow to complement the cooler’s performance.

Conclusion

The Thermalright Peerless Assassin 120 is a versatile and efficient air cooler suitable for many builds. By understanding your case’s size limitations and compatibility requirements, you can ensure a smooth installation process and optimal cooling performance.