Intel Core i7 12700K 's Advantages
Released 2 years late
Better graphics card performance
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 (25MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (125W vs 127W)
Intel Core i9 9900KS 's Advantages
Higher base frequency (4.0GHz vs 3.6GHz)