Intel Xeon E5 2620 v3 's Advantages
Released 2 years and 6 months late
Higher specification of memory (1866 vs 3)
Higher base frequency (2.4GHz vs 1.8GHz)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 2648L 's Advantages
Larger L3 cache size (20MB vs 15MB)
Lower TDP (70W vs 85W)