Hynix 64GB DDR4 4Rx4 2400MHz HMAA8GL7MMR4N-UH HMAA8GL7AMR4N-UH LRDIMM Memory RAM

Class: DDR4. ECC Type: ECC-Load Reduced (LRDIMM). Rank: 4DRx4 (4rx4). Frequency: 2400MHz. Capacity: 64GB. Your computer loads a program or file you select from the hard drive in to your computers RAM, then it will access each bit of data from there.