AMD EPYC 9115 's Advantages
Released 3 years and 7 months late
Higher specification of memory (6000 vs 3200)
Newer PCIe version (5 vs 4)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (125W vs 225W)
AMD EPYC 7543P 's Advantages
Higher base frequency (2.8GHz vs 2.6GHz)
Larger L3 cache size (256MB vs 64MB)