Apple M1 Pro 's Advantages
Better graphics card performance
Larger memory bandwidth (204.8GB/s vs 89.6GB/s)
Lower TDP (30W vs 35W)
AMD Ryzen 5 8645HS 's Advantages
Released 2 years and 2 months late
Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)
Higher base frequency (4.3GHz vs 2.0GHz)