AMD EPYC 9645 's Advantages
Released 10 months late
Higher specification of memory (6000 vs 5600)
Higher base frequency (2.3GHz vs 2.2GHz)
More modern manufacturing process (3nm vs 10nm)
Lower TDP (320W vs 385W)
Intel Xeon Platinum 8593Q 's Advantages
Larger L3 cache size (320MB vs 256MB)