Intel Core i5 7200U 's Advantages
Better graphics card performance
Higher base frequency (2.5GHz vs 1.9GHz)
Intel Core i7 8665U 's Advantages
Released 2 years and 8 months late
Higher specification of memory (2400 vs 2133)
Larger memory bandwidth (37.5GB/s vs 34.1GB/s)
Larger L3 cache size (8MB vs 3MB)