Intel Xeon E5 4640 's Advantages
Lower TDP (95W vs 240W)
AMD EPYC 74F3 's Advantages
Released 8 years and 10 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 2.4GHz)
Larger L3 cache size (256MB vs 20MB)