HP 64GB DDR4 SDRAM Memory Module - 64 GB (4 x 16GB) - DDR4-2666/PC4-21333 DDR4 SDRAM - 2666 MHz - Non-ECC
CTO 64GB 4X16GB DDR4 2666 NECC
Technical Specifications:
Memory Size: 64 GBMemory Technology: DDR4 SDRAMNumber of Modules: 4 x 16GBMemory Speed: 2666 MHzMemory Standard: DDR4-2666/PC4-21333Error Checking: Non-ECC