V7 16GB DDR3 PC3-14900 - 1866MHz SO-DIMM Notebook Memory Module - V7K1490016GBS-LV. Component for: Laptop, Internal memory: 16 GB, Memory layout (modules x size): 2 x 8 GB, Internal memory type: DDR3, Memory clock speed: 1866 MHz, Memory form factor: 204-pin SO-DIMM, CAS latency: 13