Apple M1 Ultra 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR5-6400 vs DDR5-5200)
Larger memory bandwidth (800GB/s vs 83.2GB/s)
Lower TDP (60W vs 65W)
AMD Ryzen 5 8400F 's Advantages
Released 2 years and 1 months late
Higher base frequency (4.2GHz vs 3.2GHz)