Xeon 6979P 's Advantages
Released 3 years and 6 months late
Higher specification of memory (8800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (504MB vs 256MB)
More modern manufacturing process (5nm vs 7nm)
AMD EPYC 7543P 's Advantages
Higher base frequency (2.8GHz vs 2.1GHz)
Lower TDP (225W vs 500W)