Intel Xeon Platinum 8558U 's Advantages
Newer PCIe version (5 vs 3)
Higher base frequency (2.0GHz vs 1.5GHz)
Larger L3 cache size (260MB vs 6MB)
More modern manufacturing process (7nm vs 10nm)
Intel Atom x7433RE 's Advantages
Higher specification of memory (4800 vs 4800)
Lower TDP (9W vs 300W)