Intel Core i9 9900KF 's Advantages
Released 2 years and 8 months late
Higher specification of memory (2666 vs 2133)
Higher base frequency (3.6GHz vs 3.4GHz)
Larger L3 cache size (16MB vs 15MB)
Lower TDP (95W vs 140W)
Intel Core i7 6800K 's Advantages
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)