Intel Xeon E5 2666 v3 's Advantages
Higher base frequency (2.9GHz vs 2.5GHz)
Lower TDP (135W vs 200W)
AMD EPYC 8434P 's Advantages
Released 8 years and 10 months late
Higher specification of memory (DDR5-4800 vs DDR4-2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (128MB vs 25MB)