DELL A7910486 COMP 4GB DDR4-2133MHZ ECC SRX8 RDIMMAddOn 4 GB DDR4 SDRAM Memory Module 4 GB (1 x 4GB) DDR4 2133 PC4 17000 DDR4 SDRAM 2133 MHz Single rank Memory CL15 1. 20 V ECC Registered 288 pin RDIMM Lifetime Warranty VPN: 370 ABUI AM SKU: RSC352489 UPC: 821455462010 RDIMM 4 GB memory allows you to have more programs open at a time 2133 MHz memory speed with Registered signal for great multitasking capability 288 pin pin DDR4 SDRAM interface multiplexes 2 bit data from memory cell and I O buses to