Intel Xeon E5 1620 v2 's Advantages
Released 2 years and 5 months late
Higher specification of memory (1866 vs 1333)
Higher base frequency (3.7GHz vs 2.266GHz)
More modern manufacturing process (22nm vs 32nm)
Xeon E7 8860 's Advantages
Larger L3 cache size (24MB vs 10MB)