Apple M3 's Advantages
Released 9 months late
Better graphics card performance
Larger memory bandwidth (102.4GB/s vs 89.6GB/s)
Larger L3 cache size (64MB vs 16MB)
Lower TDP (20W vs 35W)
AMD Ryzen 5 7640HS 's Advantages
Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)
Higher base frequency (4.3GHz vs 4.05GHz)