Intel Xeon E5 2640 v3 's Advantages
Higher specification of memory (DDR4-1866 vs DDR4)
Higher base frequency (2.6GHz vs 1.3GHz)
Lower TDP (90W vs 250W)
Intel Xeon Phi 7235 's Advantages
Released 3 years and 3 months late
More modern manufacturing process (14nm vs 22nm)