Intel Xeon E5 2630L v3 's Advantages
Released 2 years and 6 months late
Higher specification of memory (1866 vs 3)
Larger L3 cache size (20MB vs 10MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (55W vs 130W)
Intel Xeon E5 1620 's Advantages
Higher base frequency (3.6GHz vs 1.8GHz)