DDR4
From Amazon
MicroMemory MMG3860/4GB 4GB DDR4 2400MHz Memory Module - Memory Modules (4GB, 1X4GB, DDR4, 2400MHz, 288-pin DIMM)
Athema Services
micromemory 4gb pc4-19200 2400mhz dimm mmg3860/4gb - eet01
Compadvance
COREPARTS 4Gb Memory Module 2400Mhz