AMD - In their review of the Lenovo Yoga Slim 7 14, Notebookcheck.com were impressed with the AMD Ryzen 7 4800U powered laptop, saying "The results are insane for a 14-inch subnotebook".
AMD Ryzen 7 4800U in Lenovo Yoga Slim 7 surpasses Intel Core i7-10750H in Geekbench; puts Core i7-10710U and Core i7-1065G7 to the sword too - NotebookCheck.net News