Opteron 6380 's Advantages
Released 8 months late
Higher specification of memory (1866 vs 3)
Lower TDP (115W vs 130W)
Intel Xeon E5 1650 's Advantages
Newer PCIe version (3 vs 2)
Higher base frequency (3.2GHz vs 2.5GHz)
Larger L3 cache size (12MB vs 8MB)