Intel Xeon E5 1660 v2 's Advantages
Higher base frequency (3.7GHz vs 3.1GHz)
Lower TDP (130W vs 350W)
Intel Xeon Gold 6458Q 's Advantages
Released 9 years and 4 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)