Intel Core i5 6600K 's Advantages
Higher base frequency (3.5GHz vs 2.3GHz)
Intel Core i5 9600T 's Advantages
Released 3 years and 8 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (41.6GB/s vs 34.1GB/s)
Larger L3 cache size (9MB vs 6MB)
Lower TDP (35W vs 91W)