Lenovo thinkbook 16 gen 6 ryzen 5 July 8, 2019 16 32 64 128 Lenovo thinkbook 16 gen 6 ryzen 5 7530u Lenovo thinkbook 16 gen 6 amd ryzen 5 7530u Lenovo thinkbook 16 gen 6 amd ryzen 5 Lenovo thinkbook 16 gen 6 16 ryzen 7 16gb 512gb Lenovo thinkbook 16 gen 6 16 ryzen 5 16gb 512gb Lenovo thinkbook ryzen 3 Lenovo thinkbook 15 g2 ryzen 7 4700u