Intel Core i3 7100 's Advantages
Integrated graphics card
Higher base frequency (3.9GHz vs 3.6GHz)
Lower TDP (51W vs 95W)
Intel Core i9 9900KF 's Advantages
Released 2 years late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.6GB/s vs 35.76GB/s)
Larger L3 cache size (16MB vs 3MB)