Intel Xeon E3 1285 v6 's Advantages
Released 10 years and 6 months late
Newer PCIe version (3 vs 1)
Higher base frequency (4.1GHz vs 2.8GHz)
More modern manufacturing process (14nm vs 90nm)
Lower TDP (79W vs 95W)
Opteron 8220 's Advantages
Higher specification of memory (667 vs 4)