1U Passive Copper Heatsink for Intel Xeon Socket J / LGA 771 -- ( slim )
S771 - Server CPU Cooler - 1U Low Profile Form Factor - For Intel Processors - Copper Heatsink
SNK-P0051AP4 3U+/Tower active CPU FAN for LGA1150 1151 1155 1156
( screw down heatink with Bottum mounting plate BKT-0028L )