Lenovo ideapad flex 5 14 ryzen 5 4500u 8 512gb July 8, 2019 16 32 64 128 Lenovo flex 5 ryzen 5 5500u Lenovo ideapad flex 5 amd ryzen 3 4300u Lenovo ideapad flex 5 4gb ram Lenovo ideapad flex 5 14iau7
