Intel Core i5 1340P 's Advantages
Released 8 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-6400 vs DDR5-4800)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Lower TDP (20W vs 45W)
Intel Core i9 12900HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.3GHz vs 1.9GHz)
Larger L3 cache size (30MB vs 12MB)