Intel Core i9 10920X 's Advantages
Larger memory bandwidth (93.8GB/s vs 89.6GB/s)
Higher base frequency (3.5GHz vs 3.2GHz)
Intel Core i9 14900KF 's Advantages
Released 4 years late
Higher specification of memory (5600 vs 2933)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (36MB vs 20MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (125W vs 165W)