Opteron 6274 's Advantages
Higher base frequency (2.2GHz vs 2GHz)
Xeon E 2278GEL 's Advantages
Released 7 years and 7 months late
Higher specification of memory (2666 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (35W vs 115W)