Mfr Part Number: MTA36ASF4G72PZ-2G6J1 Type: DDR4 SDRAM RDIMM Capacity: 32 GB Speed: PC4-21300 2666MHz Size & Bit: 4G x 72 Pins: 288pin ECC: Yes Registered: Yes Dual Rank CL 19, 1.2V DDR4 RDIMM 32GB 2RX4 2666