Opteron 6168 's Advantages
Larger L3 cache size (12MB vs 8MB)
Intel Xeon E3 1225 v2 's Advantages
Released 2 years and 2 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.2GHz vs 1.9GHz)
More modern manufacturing process (22nm vs 45nm)
Lower TDP (77W vs 115W)