Fujitsu - DDR4 - 16 GB - DIMM 288-pin - 2933 MHz / PC4-23400 - 1.2 V - registered - ECC - for PRIMERGY RX2520 M5, RX2530 M5, RX2530 M5 Liquid Cooling, RX2540 M5, RX4770 M5, TX2550 M5