Intel Core i7 1260P's Advantages
Better graphics card performance
Higher specification of memory (LPDDR5-5200 vs DDR5-5200)
Larger L3 cache size (18MB vs 12MB)
Lower TDP (28W vs 35W)
Intel Core i5 13420H's Advantages
Released 11 months late
Newer PCIe version (5.0 vs 4.0)