Intel Core i9 9900KS 's Advantages
Higher base frequency (4.0GHz vs 2.5GHz)
Intel Core i9 11900 's Advantages
Released 1 years and 5 months late
Better graphics card performance
Higher specification of memory (3200 vs 2666)
Larger memory bandwidth (50GB/s vs 41.6GB/s)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (65W vs 127W)