Xeon W 1390P 's Advantages
Released 3 years and 5 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Higher base frequency (3.5GHz vs 2.3GHz)
Lower TDP (125W vs 140W)
Intel Xeon W 2191B 's Advantages
Larger L3 cache size (24.75MB vs 16MB)