AMD EPYC Embedded 3451 's Advantages
Released 7 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (32MB vs 12MB)
Intel Xeon E5640 's Advantages
Higher base frequency (2.666GHz vs 2.15GHz)
Lower TDP (80W vs 100W)