Lenovo thinkbook 14 g2 ryzen 7 4700u July 8, 2019 16 32 64 128 Lenovo thinkbook 14 g2 amd ryzen 7 4700u Lenovo thinkbook 15 g2 ryzen 7 4700u Lenovo thinkbook 14 ryzen Thinkbook ryzen 7 Lenovo thinkbook 15 g2 ryzen 3 4300u Lenovo thinkbook 14 2020
