Intel Xeon X5660 's Advantages
Higher base frequency (2.8GHz vs 2.65GHz)
Lower TDP (95W vs 180W)
AMD EPYC 7413 's Advantages
Released 11 years late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Larger L3 cache size (128MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)