OWC OWC2666R1M64 memory module 16 GB 4 x 16 GB DDR4 2666 MHz ECC

Mac Pro can use either RDIMM or LRDIMM, but they cannot be combined.Mac Pro supports up to 12 DIMMs installed in configurations of 4, 6, 8, or 12 DIMMs. Configurations of 5, 7, 9, 10, and 11 DIMMs are not supported. Other configurations of 1, 2, and 3 DIMMs are for diagnostic use only.

Features
Internal memory:	16 GB
Memory layout (modules x size):	4 x 16 GB
Internal memory type:	DDR4
Memory clock speed:	2666 MHz
Component for:	PC/Server
Memory form factor:	288-pin DIMM
ECC:
CAS latency:	19
Memory voltage:	1.2 V
Sustainability
Sustainability certificates:	RoHS