Xeon L5639 's Advantages
Lower TDP (60W vs 250W)
Intel Xeon Gold 6542Y 's Advantages
Released 12 years and 10 months late
Higher specification of memory (5200 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.9GHz vs 2.133GHz)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)