Intel Xeon E5640 's Advantages
Higher base frequency (2.666GHz vs 2.25GHz)
Lower TDP (80W vs 290W)
AMD EPYC 9634 's Advantages
Released 12 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (384MB vs 12MB)