AMD EPYC 9654P 's Advantages
Released 1 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.4GHz vs 2.3GHz)
Larger L3 cache size (384MB vs 256MB)
More modern manufacturing process (5nm vs 7nm)
AMD EPYC 7643 's Advantages
Lower TDP (225W vs 360W)