Intel Xeon E7 8891 v3 's Advantages
Higher base frequency (2.8GHz vs 2.7GHz)
Larger L3 cache size (45MB vs 35.75MB)
Lower TDP (165W vs 205W)
Intel Xeon Platinum 8270 's Advantages
Released 3 years and 6 months late
Higher specification of memory (DDR4 vs DDR3)
More modern manufacturing process (14nm vs 22nm)