HP 862689-091 COMP 8GB DDR4-2400MHZ ECC SRX8 UDIMMAddOn 8GB DDR4 SDRAM Memory Module 8 GB (1 x 8GB) DDR4 2400 PC4 19200 DDR4 SDRAM 2400 MHz Single rank Memory CL17 1. 20 V ECC Unbuffered 288 pin DIMM Lifetime Warranty VPN: 862689 091 AM SKU: RSC803504 UPC: 821456134084 DIMM 8 GB capacity is enough to execute all memory hungry programs simultaneously 2400 MHz of memory speed with CL17 latency allows you to browse web, listen to songs and use routine software simultaneously DDR4 2400 PC4 19200