Xeon E5405 's Advantages
Lower TDP (80W vs 280W)
AMD EPYC 75F3 's Advantages
Released 13 years and 4 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Higher base frequency (2.95GHz vs 2GHz)
More modern manufacturing process (7nm vs 45nm)