Opteron 8347 HE (B3) 's Advantages
Higher specification of memory (667 vs 4)
Lower TDP (68W vs 80W)
Intel Xeon E3 1280 v5 's Advantages
Released 7 years and 5 months late
Higher base frequency (3.7GHz vs 1.9GHz)
Larger L3 cache size (8MB vs 2MB)
More modern manufacturing process (14nm vs 65nm)