Opteron 6262 HE 's Advantages
Lower TDP (85W vs 95W)
Xeon E 2278G 's Advantages
Released 7 years and 6 months late
Higher specification of memory (2666 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 1.6GHz)
More modern manufacturing process (14nm vs 32nm)