Samsung 8GB 1RX4 PC4-2133P 1.2V

8GB 2RX4 PC3L-10600R 1.35V

Samsung Part# M392B1K70CM0-YH9

RAM Modules – RAM Module - 1.35 V Memory Voltage - DDR3-1333/PC3-10600 - DDR3L SDRAM - CL9 - 8 GB Memory Size - DIMM - 1333 MHz Memory Speed - ECC - 240-pin Pins - Registered

8GB DDR4-2400 Unbuffered ECC

Samsung Part# M391A1K43BB1-CRC

RAM Modules – RAM Module - 1.20 V Memory Voltage - DDR4-2400/PC4-19200 - DDR4 SDRAM - 8 GB Memory Size - DIMM - 2400 MHz Memory Speed - ECC - 288-pin Pins - Unbuffered - 1 x 8GB Modules

8GB DDR4-2400MHZ Non-ECC

Samsung Part# M471A1K43CB1-CRC

RAM Modules – RAM Module - 1.20 V Memory Voltage - DDR4-2400/PC4-19200 - DDR4 SDRAM - CL17 - 8 GB Memory Size - SoDIMM - 2400 MHz Memory Speed - Notebook - Non-ECC - 260-pin Pins - Unbuffered - 1.2" Width - 2.7" ...