Intel Core i7 11800H 's Advantages
Better graphics card performance
Lower TDP (45W vs 55W)
Intel Core i9 12900HX 's Advantages
Released 1 years late
Higher specification of memory (4800 vs 3200)
Larger memory bandwidth (76.8GB/s vs 51.2GB/s)
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (30MB vs 24MB)