Opteron 6276 's Advantages
Higher base frequency (2.3GHz vs 1.7GHz)
Intel Xeon E5 4610 v3 's Advantages
Released 3 years and 7 months late
Higher specification of memory (1600 vs 3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (25MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (105W vs 115W)