Opteron 6386 SE 's Advantages
Lower TDP (140W vs 160W)
Intel Xeon E5 2687W v3 's Advantages
Released 1 years and 10 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.1GHz vs 2.8GHz)
Larger L3 cache size (25MB vs 8MB)