Brand - Adata, Model - Adata Premier 4GB, Capacity - 4GB, Type - DDR4, Bus Speed (MHz) - 2666MHz, Number of Pin - 260-Pin, Module Type - SO-DIMM, Others - Power supply: VDD and VDDQ=1.2V +0.06/-0.06V, DRAM activation power supply: VPP = 2.5V (+0.25V / -0.125V), DRAM VCC: DDR4 STD 1.2V, Specialty - High speed up to 2666MHz. Energy efficient: saves 20% power compared to DDR3. High-quality PCB provides improved signal transfer and system stability. Supports Intel Coffee Lake, Cannon Lake, Skylake-X and Kaby Lake-X CPU. Supports AMD Socket AM4 and Socket TR4., Part No - AD4S26664G19-RGN, Warranty - Product LifeTime