AddOn 64GB DDR4 SDRAM Memory Module - 64 GB (1 x 64GB) - DDR4-2933/PC4-23466 DDR4 SDRAM - 2933 MHz - CL17 - 1.20 V - ECC - Registered - 288-pin - DIMM - Lifetime Warranty

Cisco® HX-ML-X64G4RT-H Compatible Factory Original 64GB DDR4-2933MHz Load-Reduced ECC Quad Rank x4 1.2V 288-pin for Cisco CL17 LRDIMM