Intel Xeon Platinum 8558U 's Advantages
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 6MB)
More modern manufacturing process (7nm vs 10nm)
Intel Atom x7203C 's Advantages
Higher specification of memory (4800 vs 4800)
Higher base frequency (2GHz vs 2.0GHz)
Lower TDP (9W vs 300W)