AMD EPYC 7401P 's Advantages
Released 4 years and 6 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (64MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)
Opteron 3350 HE 's Advantages
Higher base frequency (2.8GHz vs 2GHz)
Lower TDP (45W vs 170W)