Noctua NH-U14S TR4-SP3 Continuing the legacy of the classic NH-U Noctua series, which received over a thousand awards and recommendations from international websites and magazines dedicated to equipment, NH-U14S became a reference point for high class radiators with a single 140 mm tower. Additional information The TR4-SP3 version is a model adapted to the AMD sTRX4/TR4/SP3 platform (Ryzen Threadripper / Epyc) and has a larger contact area, as well as the latest SecuFirm2TM mounting system for sTRX4/sWRX8/TR4/SP3 sockets. Equipped with the famous silent NF-A15 PWM 140 mm fan, proven thermal conductive paste Noctua NT-H1 and full 6-year manufacturer guarantee, NH-U14S TR4-SP3 creates a complete solution of the highest quality, which combines maximum performance and excellent acoustics for sTRX4/sWRX8/TR4/SP3-class enthusiasts.