Intel Xeon E5 1603 v3 's Advantages
Lower TDP (140W vs 205W)
Intel Xeon Gold 6346 's Advantages
Released 6 years and 7 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (3.1GHz vs 2.8GHz)
Larger L3 cache size (36MB vs 10MB)
More modern manufacturing process (10nm vs 22nm)