Intel Xeon E5 2640 's Advantages
Higher base frequency (2.5GHz vs 2.1GHz)
Larger L3 cache size (15MB vs 8MB)
AMD EPYC Embedded 3101 's Advantages
Released 5 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Lower TDP (35W vs 95W)