Intel Xeon E5 1650 v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.5GHz vs 2.4GHz)
Larger L3 cache size (15MB vs 8MB)
Opteron 6278 's Advantages
Lower TDP (115W vs 140W)