(*) 4.0GB Apple-Elpida Factory Original PC3-14900 1866MHz DDR3 ECC 240-Pin DIMM Memory Module

(*) 4.0GB Apple-Elpida Factory Original PC3-14900 1866MHz DDR3 ECC 240-Pin DIMM Memory Module. For Mac Pro (Late 2013 – 2019) and PCs that use DDR3 1866MHz ECC DIMMs. *Used, OWC Tested*