Intel Xeon Phi 7290F 's Advantages
Released 2 years and 9 months late
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 1660 v2 's Advantages
Higher specification of memory (1866 vs 4)
Higher base frequency (3.7GHz vs 1.5GHz)
Lower TDP (130W vs 260W)