Intel Xeon E3 1220 v2 's Advantages
Higher base frequency (3.1GHz vs 2.8GHz)
Intel Xeon E 2314 's Advantages
Released 9 years and 4 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 69W)