Xeon w7 3445 's Advantages
Released 5 years and 2 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.5GHz vs 2.3GHz)
Larger L3 cache size (52.5MB vs 24.75MB)
More modern manufacturing process (10nm vs 14nm)
Intel Xeon W 2191B 's Advantages
Lower TDP (140W vs 270W)