64GB 3200MHZ DDR4 ECC REG CL22 DIMM 2RX4 HYNIX C RAMBUSKingston 64GB DDR4 SDRAM Memory Module 64 GB DDR4 3200 PC4 25600 DDR4 SDRAM 3200 MHz Dual rank Memory CL22 ECC Registered 288 pin DIMM Lifetime Warranty VPN: KSM32RD4 64HCR SKU: RSC360875 UPC: 740617326710 Whether you are playing games, using heavy loaded OS or video editing software, the DIMM 64 GB of memory will make them run in a flash 3200 MHz of memory speed skillfully manages the variety of apps and computational tasks 3200 MHz of memory speed