Intel Xeon E5 2678 v3 's Advantages
Released 2 years and 8 months late
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)
Lower TDP (120W vs 140W)
Opteron 6284 SE 's Advantages
Higher base frequency (2.7GHz vs 2.5GHz)