Opteron 8218 (F3) 's Advantages
Higher base frequency (2.6GHz vs 1.9GHz)
Lower TDP (95W vs 115W)
Intel Xeon E7 4820 v3 's Advantages
Released 8 years and 10 months late
Higher specification of memory (1866 vs 667)
Newer PCIe version (3 vs 1)
More modern manufacturing process (22nm vs 90nm)