Transcend 16GB (1 x 16GB) DDR4 3200MHz SODIMM System MemoryTranscend's JetRam memory modules are manufactured with true ETT grade brand-name DRAM chips that have passed Transcend's strict screening process and rigorous environmental testing. The modules provide excellent compatibility and fully-tested reliability which is ideal for PC upgrade at an attractive price. Each memory module is rated at 2666 Mbps to greatly increase data transmission efficiency by higher bandwidth of up to 21GB/s. Operated at a nominal voltage of just 1.2V Transcend's DDR4 U-DIMM JetRam memory ensures that both operating temperature and electrical load on the memory controller can be reduced in order to save up to 40% of energy compared to standard DDR3 modules offering 1.5V.Memory Capacity16GB (1 x 16GB)Memory TypeDDR4Module TypeSODIMMMemory SpeedDDR4-3200MHzPin Configuration260-pinRegistered/UnbufferedUnbufferedError CorrectionNon-ECCCL-tRCD-tRP-tRASCL22Heat SinkYes Working Voltage1.2v