Intel Core i9 13900H 's Advantages
Lower TDP (45W vs 65W)
Intel Core Ultra 9 285H 's Advantages
Released 1 years and 11 months late
Higher specification of memory (7467 vs 6400)
Larger memory bandwidth (102.4GB/s vs 89.6GB/s)
Higher base frequency (3.7GHz vs 2.6GHz)
More modern manufacturing process (5nm vs 10nm)