Opteron 8347 HE 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (68W vs 130W)
Intel Xeon E5 4620 's Advantages
Released 4 years and 8 months late
Higher base frequency (2.2GHz vs 1.9GHz)
Larger L3 cache size (16MB vs 2MB)
More modern manufacturing process (32nm vs 65nm)