EPYC 7552 's Advantages
Released 8 years and 6 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 2)
Larger L3 cache size (192MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)
Xeon L5645 's Advantages
Higher base frequency (2.4GHz vs 2.2GHz)
Lower TDP (60W vs 200W)