Intel Xeon E5 1620 v2 's Advantages
Released 5 years and 4 months late
Higher specification of memory (1866 vs 667)
Higher base frequency (3.7GHz vs 1.8GHz)
Larger L3 cache size (10MB vs 2MB)
More modern manufacturing process (22nm vs 65nm)
Opteron 8346 HE (B3) 's Advantages
Lower TDP (68W vs 130W)