Intel Core i5 1240U 's Advantages
Lower TDP (9W vs 65W)
Intel Core Ultra 9 285H 's Advantages
Released 2 years and 10 months late
Higher specification of memory (7467 vs 5200)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (3.7GHz vs 1.1GHz)
Larger L3 cache size (24MB vs 12MB)
More modern manufacturing process (5nm vs 10nm)