Intel Core i5 14400F 's Advantages
Released 4 years and 9 months late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (20MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i9 9900 's Advantages
Integrated graphics card
Higher base frequency (3.1GHz vs 2.5GHz)