Intel Core i3 10320 's Advantages
Higher base frequency (3.8GHz vs 3.5GHz)
Lower TDP (65W vs 125W)
Intel Core i9 11900K '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 8MB)