Intel Core i3 1315U's Advantages
Released 8 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-6400 vs DDR5-4800)
Lower TDP (15W vs 45W)
Intel Core i7 12850HX's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.1GHz vs 1.2GHz)
Larger L3 cache size (25MB vs 10MB)