EPYC 7552 's Advantages
Released 5 years and 7 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 3)
Higher base frequency (2.2GHz vs 1.4GHz)
Larger L3 cache size (192MB vs 6MB)
More modern manufacturing process (7nm vs 22nm)
Pentium 1405 V2 's Advantages
Lower TDP (40W vs 200W)