Intel Xeon E5 1660 v2 's Advantages
Higher base frequency (3.7GHz vs 2.8GHz)
Lower TDP (130W vs 230W)
Intel Xeon Gold 6342 's Advantages
Released 7 years and 7 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Larger L3 cache size (36MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)