AddOn 8GB DDR4 SDRAM Memory Module - 8 GB DDR4 SDRAM - 2133 MHz - CL15 - 1.20 V - ECC - Unbuffered - 288-pin - UDIMM - Lifetime Warranty

HP® 797258-081 Compatible Factory Original 8GB DDR4-2133MHz Unbuffered ECC Dual Rank x8 1.2V 288-pin CL15 UDIMM