Intel Core i3 10100 's Advantages
Higher base frequency (3.6GHz vs 2.5GHz)
Intel Core i9 11900 's Advantages
Released 10 months late
Better graphics card performance
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Larger memory bandwidth (50GB/s vs 41.6GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (16MB vs 6MB)