Intel Xeon E5 2678 v3 's Advantages
Released 2 years and 1 months late
Higher specification of memory (2133 vs 3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 3380 's Advantages
Higher base frequency (2.6GHz vs 2.5GHz)
Lower TDP (65W vs 120W)