HP H7B65AR COMP 32GB DDR4-2133MHZ ECC DRX4 RDIMMAddOn 32 GB DDR4 SDRAM Memory Module 32 GB (1 x 32GB) DDR4 2133 PC4 17000 DDR4 SDRAM 2133 MHz Dual rank Memory 1. 20 V ECC Registered 288 pin RDIMM Lifetime Warranty VPN: H7B65AR AM SKU: RSC971405 UPC: 195285053756 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 2133 MHz of memory speed skillfully manages the variety of apps and computational tasks DDR4 SDRAM interface