Samsung galaxy 4 laptop i3 July 8, 2019 16 32 64 128 Samsung galaxy book 4 laptop i3 Samsung galaxy book 4 i3 13th gen laptop Samsung galaxy book 4 i3 13th generation laptop Samsung laptop book 3 ultra Samsung galaxy 3 book Samsung galaxy book 3 360 intel 13th gen i7 Samsung laptop galaxy book pro Samsung 16 galaxy book3 pro laptop