Make sure this fitsby entering your model number.
M393A2G40DB0-CPB3Q
SAMSUNG
Samsung 16GB 2Rx4 PC4-17000P DDR4-2133P ECC Registered Memory Part Number: M393A2G40DB0-CPB3Q Manufacturer: Samsung Product Specifications: Manufacature: Samsung
Memory Density: 16GB
Rank: 2R X 4
Data Transfer Rate: 2133MHz
Bus: PC4-17000
Memory Technology: DDR4 SDRAM
Data Integrity Check: ECC
Signal Processing: Registered
CAS Latency Timing: CL15
Voltage: 12V
Rank fetures: Dual Rank X4