Intel Core i7 9700KF 's Advantages
Higher base frequency (3.6GHz vs 3.2GHz)
Lower TDP (95W vs 125W)
Intel Core i9 14900KF 's Advantages
Released 4 years and 9 months late
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (36MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)