AMD EPYC 8434PN 's Advantages
Released 2 years and 4 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (128MB vs 16MB)
More modern manufacturing process (5nm vs 14nm)
Xeon W 1390 's Advantages
Higher base frequency (2.8GHz vs 2GHz)
Lower TDP (80W vs 155W)