Intel Xeon E5 2630L v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (DDR4-1866 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (20MB vs 8MB)
Lower TDP (55W vs 115W)
Opteron 6278 's Advantages
Higher base frequency (2.4GHz vs 1.8GHz)