ASUS ROG RYUJIN III 240 AIO Liquid CPU Cooler

Overview

The ASUS ROG RYUJIN III 240 is an all-in-one liquid CPU cooler designed to maintain optimal processor temperatures while enhancing your PC build with customizable visuals. Featuring a 240mm aluminum radiator and two 120mm Noctua industrial-grade fans, it delivers strong airflow and effective heat dissipation with minimal noise. The cooler includes an 8th Generation Asetek pump with a larger cold plate to improve water circulation and heat transfer, ensuring your CPU stays cool during demanding tasks.

Its 3.5-inch full-color LCD display allows real-time monitoring of system statistics or personalized animations, adding a unique touch to your setup. With durable 400mm sleeved tubing and broad compatibility across Intel and AMD sockets, this cooler fits a wide range of modern processors. Installation is simplified by pre-applied thermal compound, and fan speeds are adjustable between 450 and 2000 RPM for quiet operation tailored to your needs.

Key features

• 240mm aluminum radiator designed for efficient heat dissipation in high-performance systems
• Two 120mm Noctua industrial-grade fans that provide strong airflow while keeping noise levels low
• 3.5-inch full-color LCD screen for monitoring system stats or displaying custom animations to personalize your build
• 8th Generation Asetek pump with a larger cold plate to enhance water circulation and improve cooling efficiency
• Durable sleeved rubber tubing measuring 400mm for flexibility and long-lasting reliability
• Compatible with a wide range of Intel sockets (LGA 1700, 1200, 115x) and AMD sockets (AM5, AM4), fitting most modern CPUs
• Quiet operation with adjustable fan speeds from 450 to 2000 RPM, allowing you to balance cooling performance and noise
• Pre-applied thermal compound simplifies installation and ensures optimal thermal contact
• Six-year warranty provides confidence in long-term durability and performance

Key specs

• Radiator size: 240mm aluminum
• Fans: Two 120mm Noctua industrial-grade
• Pump: 8th Generation Asetek with larger cold plate
• Tubing length: 400mm sleeved rubber
• Fan speed range: 450 to 2000 RPM
• Display: 3.5-inch full-color LCD
• Socket compatibility: Intel LGA 1700, 1200, 115x; AMD AM5, AM4
• Warranty: Six years

Installation and setup

Installation is straightforward thanks to the pre-applied thermal compound, which ensures optimal thermal transfer without the need for additional paste. The cooler’s mounting system supports a wide range of Intel and AMD sockets, making it suitable for most current CPU platforms. Adjustable fan speeds allow you to fine-tune cooling performance and noise levels according to your workload and preferences.

Ideal uses and environments

This cooler is well suited to gaming rigs and professional workstations that demand reliable and efficient CPU cooling during extended sessions. Its quiet operation and strong airflow make it a solid choice for users who want to maintain low noise levels without sacrificing performance. The customizable LCD display adds a visual flair that fits well in enthusiast builds where aesthetics matter as much as functionality.