Xeon Gold 6538N 's Advantages
Released 10 years and 3 months late
Higher specification of memory (DDR5-5200 vs DDR3-1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 10MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 1620 v2 's Advantages
Higher base frequency (3.7GHz vs 2.1GHz)
Lower TDP (130W vs 205W)