Opteron 6284 SE 's Advantages
Higher base frequency (2.7GHz vs 2.3GHz)
Lower TDP (140W vs 145W)
Intel Xeon E5 2699 v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (2133 vs 1600)
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)