Intel Xeon E5 2689 's Advantages
Higher base frequency (2.6GHz vs 1.5GHz)
Lower TDP (115W vs 260W)
Intel Xeon Phi 7290F 's Advantages
Released 4 years and 3 months late
Higher specification of memory (DDR4 vs DDR3-1600)
More modern manufacturing process (14nm vs 32nm)