ROG Ryujin is the flagship all-in-one cooler designed for high-end builds to deliver the best thermal performance. With Noctua IndustrialPPC fans for cooler and quieter operation and an integrated fan in the pump housing for additional cooling of the VRM and M.2, ROG Ryujin ensures that your system always runs optimally. Together with the Aura-Sync support for harmonizing RGB lighting effects.