Apple M1 Ultra 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR5-6400 vs DDR5-5600)
Larger memory bandwidth (800GB/s vs 89.6GB/s)
Higher base frequency (3.2GHz vs 1.4GHz)
Intel Core Ultra 7 155HL 's Advantages
Released 2 years and 1 months late
Lower TDP (45W vs 60W)