AMD Ryzen 9 7950X3D 's Advantages
Released 7 years and 4 months late
Higher specification of memory (5200 vs 2133)
Larger memory bandwidth (83.2GB/s vs 34.1GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.2GHz vs 2.7GHz)
Larger L3 cache size (128MB vs 6MB)
More modern manufacturing process (5nm vs 14nm)
Intel Core i5 6400 's Advantages
Lower TDP (65W vs 120W)