Intel Xeon W 2191B 's Advantages
Higher base frequency (2.3GHz vs 2.1GHz)
Lower TDP (140W vs 270W)
Intel Xeon Gold 6530 's Advantages
Released 6 years late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (160MB vs 24.75MB)
More modern manufacturing process (10nm vs 14nm)