Intel Core i7 7500U 's Advantages
Lower TDP (15W vs 28W)
Intel Core i7 8559U 's Advantages
Released 1 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 4MB)