Intel Xeon Gold 6442Y 's Advantages
Released 7 years and 7 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 3)
Higher base frequency (2.6GHz vs 2GHz)
Larger L3 cache size (60MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E7 4809 v3 's Advantages
Lower TDP (115W vs 225W)