Intel Xeon E3 1275 v5 's Advantages
Released 3 years and 5 months late
Higher specification of memory (2133 vs 3)
Higher base frequency (3.6GHz vs 3.1GHz)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E3 1220 v2 's Advantages
Lower TDP (69W vs 80W)