Xeon Platinum 8260 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
Lower TDP (165W vs 225W)
AMD EPYC 7643 's Advantages
Released 2 years and 3 months late
Higher specification of memory (3200 vs 4)
Larger L3 cache size (256MB vs 35.75MB)
More modern manufacturing process (7nm vs 14nm)