AMD EPYC 7742 's Advantages
Released 9 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 2)
Larger L3 cache size (256MB vs 12MB)
Intel Xeon L5640 's Advantages
Higher base frequency (2.266GHz vs 2.25GHz)
Lower TDP (60W vs 225W)