Intel Xeon E7 8891 v3 's Advantages
Larger L3 cache size (45MB vs 24MB)
Xeon E 2478 's Advantages
Released 8 years and 6 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (80W vs 165W)