AMD Ryzen 5 8640U 's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)
Higher base frequency (3.5GHz vs 2.6GHz)
Lower TDP (15W vs 35W)
Intel Core i9 13905H 's Advantages
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (24MB vs 16MB)