Intel Xeon E7 8891 v3 's Advantages
Larger L3 cache size (45MB vs 6MB)
Intel Xeon E3 1285 v4 's Advantages
Higher specification of memory (1866 vs 1866)
Higher base frequency (3.5GHz vs 2.8GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (95W vs 165W)