Intel Xeon E5 2620 's Advantages
Lower TDP (95W vs 250W)
Intel Xeon Gold 6542Y 's Advantages
Released 11 years and 9 months late
Higher specification of memory (5200 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (2.9GHz vs 2GHz)
Larger L3 cache size (60MB vs 15MB)
More modern manufacturing process (10nm vs 32nm)