AddOn 16GB DDR4 SDRAM Memory Module - For Notebook - 16 GB (1 x 16GB) - DDR3-2666/PC3-21300 DDR4 SDRAM - 2666 MHz - CL17 - 1.20 V - Non-ECC - Unbuffered - 288-pin - DIMM - Lifetime Warranty

AddOn 16GB DDR4 SDRAM Memory Module - For Notebook - 16 GB (1 x 16GB) - DDR3-2666/PC3-21300 DDR4 SDRAM - 2666 MHz - CL17 - 1.20 V - Non-ECC - Unbuffered - 288-pin - DIMM - Lifetime Warranty