HP 854596-B21 COMP 32GB DDR4-2400MHZ ECC DRX4 RDIMMAddOn 32 GB DDR4 SDRAM Memory Module 32 GB (1 x 32GB) DDR4 2400 PC4 19200 DDR4 SDRAM 2400 MHz Dual rank Memory CL17 1. 20 V ECC Registered 288 pin RDIMM Lifetime Warranty VPN: 854596 B21 AM SKU: RSC472667 UPC: 821455651209 Whether you are playing games, using heavy loaded OS or video editing software, the 32 GB of memory will make them run in a flash 2400 MHz memory speed with CL17 latency for great multitasking capability 288 pin pin DDR4 SDRAM