Xeon W 1390P 's Advantages
Released 5 years and 11 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (3.5GHz vs 2.8GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (125W vs 165W)
Intel Xeon E7 8891 v3 's Advantages
Larger L3 cache size (45MB vs 16MB)