Intel Xeon Gold 6542Y '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 15MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2643 v2 's Advantages
Higher base frequency (3.5GHz vs 2.9GHz)
Lower TDP (130W vs 250W)