SNK-P0067PSW 1U Heatsink for S3647 105mm-Wide
1.5U Passive Heatsink for 2U Twin w/ side air channel
2U Active fan for Socket S4677 Intel Xeon CPU (350W, Slim-FAN)
Server CPU Cooler - 2U/3U/4U/Tower Form Factor - For Intel LGA 4677 Processors - 350W Max TDP