AMD EPYC 7663 's Advantages
Larger L3 cache size (256MB vs 60MB)
More modern manufacturing process (7nm vs 10nm)
Intel Xeon Gold 6438Y 's Advantages
Released 1 years and 10 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Lower TDP (205W vs 240W)