Intel Xeon Phi 7295 's Advantages
Released 4 years and 6 months late
Higher specification of memory (DDR4 vs DDR3)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E3 1280 v3 's Advantages
Higher base frequency (3.6GHz vs 1.5GHz)
Lower TDP (82W vs 320W)