64GB - Memory Capcity
DDR4 2666Mhz - Type and Speed
4R - Rank (Single, Dual, Quad and Octo)
4 - Data Bit (Organization)
LRDIMM - Module Type
ECC - Error-Correcting Code
1.2V - Voltage
Information
Dell Memory
64GB 4RX4 DDR4 2666Mhz LRDIMM RAM
SNP4JMGMC/64G-OEM - 64GB 4RX4 DDR4 2666MHz LRDIMM