General InformationKingston memory is designed, manufactured and rigorously tested to meet the exact specifications of each brand name system. It's guaranteed to be compatible and backed by a lifetime warranty and legendary Kingston reliability.Technical InformationMemory Size: 8 GBMemory Technology: DDR4 SDRAMNumber of Modules: 1 x 8 GBMemory Speed: 2666 MHzMemory Standard: DDR4-2666/PC4-21300Error Checking: ECCSignal Processing: UnbufferedCAS Latency: CL19Device Supported: NotebookPhysical CharacteristicsNumber of Pins: 260-pinForm Factor: SoDIMMMiscellaneousCompatibility: Lenovo ThinkPad Notebooks: P1 P52 P72