AMD EPYC 8434P 's Advantages
Released 14 years late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Larger L3 cache size (128MB vs 8MB)
More modern manufacturing process (5nm vs 45nm)
Xeon X3440 's Advantages
Higher base frequency (2.533GHz vs 2.5GHz)
Lower TDP (95W vs 200W)