AMD EPYC 7473X 's Advantages
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 1.7GHz)
Larger L3 cache size (768MB vs 6MB)
More modern manufacturing process (7nm vs 10nm)
Intel Atom x7405C 's Advantages
Released 2 years and 1 months late
Higher specification of memory (4800 vs 3200)
Lower TDP (12W vs 240W)