Intel Xeon E5 2690 's Advantages
Higher base frequency (2.9GHz vs 2.8GHz)
Lower TDP (135W vs 230W)
Intel Xeon Gold 6342 's Advantages
Released 9 years and 1 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (36MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)