Opteron 6284 SE 's Advantages
Lower TDP (140W vs 165W)
Intel Xeon E5 2698A v3 's Advantages
Released 2 years and 6 months late
Higher specification of memory (2133 vs 1600)
Newer PCIe version (3 vs 2)
Higher base frequency (2.8GHz vs 2.7GHz)
Larger L3 cache size (40MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)