Intel Core 5 220H 's Advantages
Lower TDP (45W vs 65W)
Intel Core Ultra 9 285H 's Advantages
Integrated graphics card
Higher specification of memory (7467 vs 5200)
Larger memory bandwidth (102.4GB/s vs 83.2GB/s)
Newer PCIe version (5.0 vs 5)
Higher base frequency (3.7GHz vs 2.7GHz)
Larger L3 cache size (24MB vs 18MB)
More modern manufacturing process (5nm vs 10nm)