Opteron 6276 's Advantages
Higher base frequency (2.3GHz vs 2.2GHz)
Xeon E5 2650 v4 's Advantages
Released 4 years and 4 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 (14nm vs 32nm)
Lower TDP (105W vs 115W)