Pentium 1405 V2 's Advantages
Lower TDP (40W vs 350W)
Intel Xeon Platinum 8558P 's Advantages
Released 9 years and 11 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 3)
Higher base frequency (2.7GHz vs 1.4GHz)
Larger L3 cache size (260MB vs 6MB)
More modern manufacturing process (7nm vs 22nm)