Xeon W 11955M 's Advantages
Released 5 years and 11 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (35W vs 165W)
Intel Xeon E7 8891 v3 's Advantages
Higher base frequency (2.8GHz vs 2.1GHz)
Larger L3 cache size (45MB vs 24MB)