Intel Xeon E5 2620 v2 's Advantages
Larger L3 cache size (15MB vs 8MB)
Xeon E 2144G 's Advantages
Released 4 years and 10 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.6GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (71W vs 80W)