Intel Core i5 9300H 's Advantages
Released 3 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 (8MB vs 6MB)
Lower TDP (45W vs 91W)
Intel Core i5 6600K 's Advantages
Higher base frequency (3.5GHz vs 2.4GHz)