Intel Xeon E5 2609 v2 's Advantages
Higher base frequency (2.5GHz vs 2.1GHz)
Lower TDP (80W vs 270W)
Intel Xeon Gold 6538N 's Advantages
Released 10 years and 3 months late
Higher specification of memory (5200 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 10MB)
More modern manufacturing process (10nm vs 22nm)