The AMD Ryzen AM4 processor is used,which combines stable functions and high-quality assembly to solve professional workflows.Expanded heat sink design and core boost can ensure reliable operation of key components.PCIe 4.0 slot and M.2 with Shield Frozr provide the latest device connections.Specifications:Application:LaptopSeries:IdeaPadModel Number:E6420Chipset Manufacturer:IntelChipset:IntelGraphics Card Type:IntegratedMemory Type:DDR3With CPU:NoNote:Before ordering,you must make sure that the motherboard model you need is correct.It can not only replace damaged laptop motherboards,but also is easy to use and has strong compatibility,bringing you an excellent experience.