Intel Xeon Phi 7250 's Advantages
Released 4 years and 1 months late
Higher specification of memory (DDR4 vs DDR3)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E3 1270 v2 's Advantages
Higher base frequency (3.5GHz vs 1.4GHz)
Lower TDP (69W vs 215W)