Intel Core i5 11600 's Advantages
Integrated graphics card
Lower TDP (65W vs 125W)
Intel Core i9 12900KF 's Advantages
Released 7 months late
Higher specification of memory (4800 vs 3200)
Larger memory bandwidth (76.8GB/s vs 50GB/s)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (3.2GHz vs 2.8GHz)
Larger L3 cache size (30MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)