Brand:  Samsung

MPN:  Memory,Reg,2666,MT/s

M393A2K43BB1-CTD6Y/M393A2K43BB1-CTD7Y

Number of Pins:  288 

Bus Speed:  PC4-2666

Capacity per Module:  16 GB 

Number of Modules:  4

Form Factor:  DIMM

Type:  DDR4 SDRAM 

Total Capacity:  64 GB

Memory Features:  ECC Memory, Registered