Intel Xeon E5 4617 's Advantages
Higher base frequency (2.9GHz vs 2.8GHz)
Lower TDP (130W vs 230W)
Intel Xeon Gold 6342 's Advantages
Released 8 years and 11 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (36MB vs 15MB)
More modern manufacturing process (10nm vs 32nm)