Intel Core i3 1315U 's Advantages
Released 8 months late
Better graphics card performance
Higher specification of memory (6400 vs 4800)
Lower TDP (15W vs 55W)
Intel Core i7 12800HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.0GHz vs 1.2GHz)
Larger L3 cache size (25MB vs 10MB)