Xeon E 2276G 's Advantages
Released 7 years and 6 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.8GHz vs 1.6GHz)
Lower TDP (80W vs 85W)
Opteron 6262 HE 's Advantages
Larger L3 cache size (16MB vs 12MB)