Intel Xeon E7 8891 v3 's Advantages
Released 8 years and 10 months late
Higher specification of memory (1866 vs 667)
Newer PCIe version (3 vs 1)
Higher base frequency (2.8GHz vs 2.2GHz)
More modern manufacturing process (22nm vs 90nm)
Opteron 8214 (F3) 's Advantages
Lower TDP (95W vs 165W)