Intel Xeon E5 2693 v3 's Advantages
Higher specification of memory (2133 vs 1600)
Newer PCIe version (3 vs 2)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 6220 's Advantages
Released 110 years and 10 months late
Higher base frequency (3GHz vs 2.8GHz)
Lower TDP (115W vs 160W)