PC/Server 8 GB DDR4. 260-pin SO-DIMM 1 x 8 GB. ECC. Features. ECC. Yes. Memory form factor. 260-pin SO-DIMM. Component for. PC/Server. Memory clock speed. 2666 MHz. Internal memory type. DDR4. Memory layout (modules x size). 1 x 8 GB. Internal memory. 8 GB. Logistics data. Harmonized System (HS) code. 84733020