AMD EPYC 9255 's Advantages
Released 13 years and 6 months late
Higher specification of memory (6000 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (128MB vs 8MB)
More modern manufacturing process (4nm vs 32nm)
Intel Xeon E3 1275 's Advantages
Higher base frequency (3.4GHz vs 3.25GHz)
Lower TDP (95W vs 200W)