Kingston Technology System Specific Memory KCP421SD8/16, 16 GB, 1 x 16 GB, DDR4, 260-pin SO-DIMM, Green Kingston Technology System Specific Memory KCP421SD8/16. Component for: Laptop, Internal memory: 16 GB, Memory layout (modules x size): 1 x 16 GB, Internal memory type: DDR4, Memory form factor: 260-pin SO-DIMM, CAS latency: 15, Product colour: Green