Intel Xeon E5 2698 v3 's Advantages
Higher base frequency (2.3GHz vs 2.0GHz)
Lower TDP (135W vs 300W)
Intel Xeon Platinum 8558U 's Advantages
Released 9 years and 3 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 40MB)
More modern manufacturing process (7nm vs 22nm)