Intel Xeon Gold 5420 's Advantages
Released 9 years and 4 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (52.5MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2640 v2 's Advantages
Lower TDP (95W vs 205W)