Timetec Hynix IC 16GB Kit (2x8GB) DDR4 2133MHz PC4-17000 Unbuffered ECC 1.2V CL15 1Rx4 Single Rank 288 Pin UDIMM Server Memory Ram Module Upgrade (16GB Kit (2x8GB)) DDR4  2133MHz  PC4-17000  288-Pin  Unbuffered  ECC  1.2V  CL=15  Single Ranked  1Rx4 based  1024x4 Power Supply: VDD=1.2V Typical  VDDQ = 1.2V Typical  VPP - 2.5V Typical  VDDSPD=2.2V to 3.6V Module Size: 8GB Package: 2x8GB For Selected ASRock, ASUS/ASmobile, Dell, Fujitsu, Gigabyte, HP, Lenovo, Intel, MSI, NEC and Supermicro Guaranteed  Lifetime warranty from Purchase Date  Free technical support (support@timetecinc.com)  MON - FRI 9AM-6PM PST