Intel Core i7 12700K 's Advantages
Integrated graphics card
Higher base frequency (3.6GHz vs 2.4GHz)
Intel Core i9 12900 's Advantages
Higher specification of memory (4800 vs 4800)
Newer PCIe version (5 vs 5.0)
Larger L3 cache size (30MB vs 25MB)
Lower TDP (65W vs 125W)