AMD Ryzen 5 8640U 's Advantages
Released 2 years and 7 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-7500 vs DDR4-3200)
Larger memory bandwidth (89.6GB/s vs 51.2GB/s)
Higher base frequency (3.5GHz vs 2.5GHz)
Lower TDP (15W vs 35W)
Intel Core i9 11900H 's Advantages
Larger L3 cache size (24MB vs 16MB)