Intel Core i3 1315U 's Advantages
Released 6 years late
Better graphics card performance
Higher specification of memory (LPDDR5x-6400 vs DDR4-2400)
Larger memory bandwidth (76.8GB/s vs 35.76GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (10MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (15W vs 65W)
Intel Core i5 7400 's Advantages
Higher base frequency (3.0GHz vs 1.2GHz)