The SE-AM4 version is a dedicated special edition for AMD's AM4 (Ryzen) platform and comes with the latest SecuFirm2 mounting system for AM4. The high-quality overall package of the NH-U12S SE-AM4 is completed by the renowned, quiet NF-F12 PWM 120mm fan, Noctua's proven NT-H1 thermal paste, and a 6-year manufacturer's warranty. Its unique combination of excellent cooling performance, outstanding acoustics, and exceptional compatibility makes the NH-U12S SE-AM4 a true premium solution for AM4 systems.