Intel Xeon E3 1225 v3 's Advantages
Higher specification of memory (DDR3-1600 vs DDR3)
Intel Xeon E3 1270 v5 's Advantages
Released 2 years and 4 months late
Higher base frequency (3.6GHz vs 3.2GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 84W)