Opteron 8347 HE (B3) 's Advantages
Lower TDP (68W vs 130W)
Intel Xeon w3 2425 's Advantages
Released 14 years and 9 months late
Higher specification of memory (4400 vs 667)
Higher base frequency (3GHz vs 1.9GHz)
Larger L3 cache size (15MB vs 2MB)
More modern manufacturing process (10nm vs 65nm)