AMD Ryzen 9 6900HS 's Advantages
Better graphics card performance
AMD Ryzen 5 7640U 's Advantages
Released 1 years and 4 months late
Higher specification of memory (7500 vs 6400)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.5GHz vs 3.3GHz)
More modern manufacturing process (4nm vs 6nm)
Lower TDP (30W vs 35W)