Crucial 8GB (2 x 4 GB) DDR4 SDRAM Desktop Memory Module - 8 GB (2 x 4 GB) - DDR4 SDRAM - 2400 MHz - DDR4-2400/PC4-19200 - 1.20 V - CL17 - Non-ECC - Unbuffered - 288-pin - DIMM (CT2K4G4DFS824A)