AMD Ryzen 5 8640U 's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (7500 vs 5200)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.5GHz vs 2.1GHz)
Larger L3 cache size (16MB vs 12MB)
More modern manufacturing process (4nm vs 10nm)
Lower TDP (30W vs 45W)
Intel Core i5 13420H 's Advantages
Newer PCIe version (5.0 vs 4.0)