Opteron 6180 SE 's Advantages
Higher base frequency (2.5GHz vs 2GHz)
Intel Xeon E5 2683 v3 's Advantages
Released 3 years and 7 months late
Higher specification of memory (2133 vs 1333)
Newer PCIe version (3 vs 2)
Larger L3 cache size (35MB vs 12MB)
More modern manufacturing process (22nm vs 45nm)
Lower TDP (120W vs 140W)