AMD EPYC 7502 's Advantages
Newer PCIe version (4 vs 3)
Higher base frequency (2.5GHz vs 1.7GHz)
Larger L3 cache size (128MB vs 6MB)
Intel Atom x7405C 's Advantages
Released 4 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Lower TDP (12W vs 180W)