Intel Xeon E3 1285 v6 's Advantages
Released 2 years and 2 months late
Higher base frequency (4.1GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (79W vs 140W)
Intel Xeon E7 8870 v3 's Advantages
Higher specification of memory (1866 vs 4)
Larger L3 cache size (45MB vs 8MB)