Intel Xeon E3 1285 v6 's Advantages
Higher base frequency (4.1GHz vs 3.1GHz)
Lower TDP (79W vs 205W)
Intel Xeon Gold 6346 's Advantages
Released 3 years and 8 months late
Higher specification of memory (3200 vs 4)
Newer PCIe version (4 vs 3)
Larger L3 cache size (36MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)