AMD EPYC 9645 's Advantages
Released 6 months late
Higher specification of memory (6000 vs 4800)
Larger memory bandwidth (576GB/s vs 38.4GB/s)
Newer PCIe version (5 vs 3)
Higher base frequency (2.3GHz vs 1GHz)
Larger L3 cache size (256MB vs 6MB)
More modern manufacturing process (3nm vs 10nm)
Intel Atom x7211RE 's Advantages
Lower TDP (6W vs 320W)