Intel Core i9 11900F 's Advantages
Released 1 years and 11 months late
Higher specification of memory (3200 vs 2666)
Larger memory bandwidth (50GB/s vs 41.6GB/s)
Newer PCIe version (4.0 vs 3.0)
Intel Core i9 9900 's Advantages
Integrated graphics card
Higher base frequency (3.1GHz vs 2.5GHz)