Apple M1 Max 's Advantages
Better graphics card performance
Higher specification of memory (6400 vs 5200)
Larger memory bandwidth (409.6GB/s vs 83.2GB/s)
Lower TDP (30W vs 75W)
AMD Ryzen 9 7845HX 's Advantages
Released 8 months late
Higher base frequency (3.0GHz vs 2.0GHz)