Intel Core i7 5960X's Advantages
Larger memory bandwidth (68GB/s vs 50GB/s)
Larger L3 cache size (20MB vs 16MB)
Intel Core i9 11900KF's Advantages
Released 6 years and 7 months late
Higher specification of memory (DDR4-3200 vs DDR4-2133)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.5GHz vs 3.0GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (125W vs 140W)