Intel Core i9 12900HK 's Advantages
Released 121 years late
Integrated graphics card
Higher base frequency (2.5GHz vs 1.5GHz)
Larger L3 cache size (24MB vs 12MB)
Intel Core 5 220U 's Advantages
Higher specification of memory (5200 vs 5200)
Larger memory bandwidth (83.2GB/s vs 76.8GB/s)
Newer PCIe version (4 vs 4.0)
Lower TDP (15W vs 45W)