Intel Core i5 12400F 's Advantages
Lower TDP (65W vs 170W)
AMD Ryzen 9 9950X3D 's Advantages
Released 3 years late
Integrated graphics card
Higher specification of memory (5600 vs 4800)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Newer PCIe version (5 vs 5.0)
Higher base frequency (4GHz vs 2.5GHz)
Larger L3 cache size (128MB vs 18MB)
More modern manufacturing process (4nm vs 10nm)