Intel Core i5 13450HX's Advantages
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (20MB vs 16MB)
AMD Ryzen 5 8645HS's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-7500 vs DDR5-4800)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (4.3GHz vs 2.4GHz)
Lower TDP (35W vs 45W)