AMD Epyc 7251
AMD Ryzen 9 3900X
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AMD Epyc 7251 vs AMD Ryzen 9 3900X

Overall score
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Released
Q3/2017
Released
Q3/2019
Overall score
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Which one of the central processing units is better: AMD Epyc 7251 or AMD Ryzen 9 3900X? On this page we compare the technical data and benchmark results of different CPUs.

The AMD Epyc 7251 has 8 cores and 16 threads with maximum working frequency of 2.90 GHz. The AMD Epyc 7251 was released on Q3/2017.

The AMD Ryzen 9 3900X has 12 cores with 16 threads and 2.90 GHz of frequency. The AMD Ryzen 9 3900X was released on Q3/2019.

Differences
Reasons to consider
AMD Epyc 7251
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Reasons to consider
AMD Ryzen 9 3900X
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  • Higher clock speed
    3.80 GHz left arrow 2.10 GHz
    Around 45% better clock speed
  • More number of cores
    12 left arrow 8
    2 times more cores
  • Higher turbo clock speed
    4.60 GHz left arrow 2.90 GHz
    Around 37 % better overclocked clock speed
  • Performance per watt
    105 W left arrow 120 W
    About 0.88 times less performance per watt
Performance tests
Real tests AMD Epyc 7251 vs AMD Ryzen 9 3900X
Specifications
Complete list of technical specifications
AMD Epyc 7251 AMD Epyc 7251
AMD Ryzen 9 3900X AMD Ryzen 9 3900X
CPU generation and family

Let's find out which one of AMD Epyc 7251 and AMD Ryzen 9 3900X is of a more recent generation, and what segment it belongs to.

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