Opteron 6366 HE 's Advantages
Lower TDP (85W vs 115W)
Intel Xeon E7 4830 v3 's Advantages
Released 2 years and 7 months late
Higher specification of memory (1866 vs 1866)
Newer PCIe version (3 vs 2)
Higher base frequency (2.1GHz vs 1.8GHz)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)