Intel Xeon E7 8880 v3 's Advantages
Released 2 years and 7 months late
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 6380 's Advantages
Higher specification of memory (1866 vs 1866)
Higher base frequency (2.5GHz vs 2.3GHz)
Lower TDP (115W vs 150W)