128GB 2x64GB DDR4 2666MHz PC4-21300 ECC REGISTERED RDIMM MAC PRO (2019) RAM KIT
204-PIN DDR4 SODIMM. CAS LATENCY:CL19 SPEED:PC4-21300 (2666MHz). 288-PIN DDR4 DIMM. 288-PIN DDR4 ECC DIMM KIT. 288-PIN DDR4 ECC REG DIMM KIT. APPLE MAC PRO (2019) 8-Core (3.5GHz). APPLE MAC PRO RACK (2019) 8-Core (3.5GHz).