Opteron 4310 EE 's Advantages
Lower TDP (35W vs 45W)
AMD EPYC Embedded 3151 's Advantages
Released 5 years and 2 months late
Higher specification of memory (DDR4-2666 vs DDR3-1600)
Newer PCIe version (3 vs 2)
Higher base frequency (2.7GHz vs 2.2GHz)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)