Samsung 16GB (2x8GB) DDR4 3200MHz PC4-25600 (PC4-3200AA) CL22。Bios For SAMSUNG NP530U4C, NP550P5C New MAIN BIOS Chip, For MB。Changing Boot device Priority Order on PC (Hong-Kong version。Sandy/Ivy Bridge microcode update for Samsung notebook - CPU。商品の説明はありません