Low-height (145mm) dual-tower heatsink combines outstanding quiet cooling performance with excellent case compatibility, fits most 4U rackmount server cases - Single-fan configuration and asymmetrical layout guarantee 100% RAM compatibility on AMD AM4/AM5
Proven premium heatsink (more than 200 awards and recommendations from international hardware websites), latest revision for Intel’s LGA1700 (LGA17xx family) platform - Only 37mm height allows it to fit compact HTPC and Small Form Factor (SFF) cases, ta
noctua (9010018000320 / NH-D9 DX-4189 4U) | PCIe slot, Ideal fit, 92mm Size, CPU carrier frame, NF-A9 92mm fans, Choice in premium, DX-4189 line coolers, Solutions for Intel’s, Xeon processors for workstations
noctua (9010018000290 / NH-U14SDX-4189) | Premium grade, Ideal for workstations, SecuFirm2 mounting, CPU carrier frame, Standard Intel, DX-4189 line coolers, Solutions for Intel’s, NH-U14S DX-4189 & Type LGA4189 sockets
noctua (9010018000313 / NH-U9 DX-4189) | Cooling performance, PCIe slot, 92mm Size, CPU carrier frame, NF-A9 92mm fans, DX-4189 line coolers, Solutions for Intel’s, NF-A9 PWM fans, Xeon processors


Processor operating modes
Memory clock speeds supported by processor