Intel Core i7 7500U 's Advantages
Better graphics card performance
Higher base frequency (2.7GHz vs 2.4GHz)
Lower TDP (15W vs 45W)
Intel Core i9 9980HK 's Advantages
Released 2 years and 8 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (41.8GB/s vs 34.1GB/s)
Larger L3 cache size (16MB vs 4MB)