Opteron 6262 HE 's Advantages
Lower TDP (85W vs 170W)
AMD EPYC 7351 's Advantages
Released 5 years and 7 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 1.6GHz)
Larger L3 cache size (64MB vs 16MB)
More modern manufacturing process (14nm vs 32nm)