Intel Core i5 12600HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.5GHz vs 1.1GHz)
Larger L3 cache size (18MB vs 12MB)
Intel Core i5 1240U 's Advantages
Better graphics card performance
Higher specification of memory (5200 vs 4800)
Lower TDP (9W vs 55W)