Intel Xeon E3 1290 's Advantages
Higher base frequency (3.6GHz vs 3.55GHz)
Lower TDP (95W vs 280W)
AMD EPYC 9355P 's Advantages
Released 13 years and 5 months late
Higher specification of memory (6000 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (4nm vs 32nm)