Xeon X3480 's Advantages
Higher base frequency (3.066GHz vs 2.4GHz)
Lower TDP (95W vs 400W)
AMD EPYC 9745 's Advantages
Released 14 years and 5 months late
Higher specification of memory (6000 vs 1333)
Newer PCIe version (5 vs 2)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (3nm vs 45nm)