Intel Xeon E7 8891 v3 's Advantages
Higher base frequency (2.8GHz vs 2GHz)
Lower TDP (165W vs 350W)
Intel Xeon Platinum 8580 's Advantages
Released 8 years and 6 months late
Higher specification of memory (5600 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (300MB vs 45MB)
More modern manufacturing process (10nm vs 22nm)