Opteron 6276 's Advantages
Higher base frequency (2.3GHz vs 1.8GHz)
Intel Xeon E5 2650L v3 's Advantages
Released 2 years and 10 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (30MB vs 8MB)
Lower TDP (65W vs 115W)