16GB Samsung M393B2G70QH0-CMA DDR3-1866 regECC DIMM CL13 Single Please ensure that your original part number matches this exactly, or check with the manufactuer for compatiblity. Customers are responsible for compatiblity. This part is guaranteed to be fully functional, original and authentic. 16GB Samsung M393B2G70QH0-CMA DDR3-1866 regECC DIMM CL13 Single SAMSUNG 16GB (1X16GB) 2RX4 PC3-14900R MEMORY MODULE