Intel Xeon E3 1270 v5 's Advantages
Higher base frequency (3.6GHz vs 2.7GHz)
Lower TDP (80W vs 350W)
Intel Xeon Platinum 8558P 's Advantages
Released 8 years and 2 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)