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Ryzen 7 5800X vs Ryzen 9 3950X

Full specification comparison between the AMD Ryzen 7 5800X (2020) and the AMD Ryzen 9 3950X (2019).

Winner

Ryzen 7 5800X

AMD Mid-range

68 / perf index
  • ~17% faster on average
  • Cheaper at launch ($449 vs $749)
  • Newer (2020 vs 2019)
  • Better performance per dollar
  • More power-efficient

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Ryzen 9 3950X

AMD Entry-level

58 / perf index
  • More cores (16 vs 8)
  • Larger L3 cache (64 MB vs 32 MB)

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Verdict: The Ryzen 7 5800X is roughly 17% faster than the Ryzen 9 3950X on average — a clear, noticeable performance advantage.

For gaming the Ryzen 7 5800X leads, but the Ryzen 9 3950X pulls ahead in heavily multi-threaded work like rendering, compiling and video export thanks to its stronger multi-core throughput.

At launch pricing, the Ryzen 7 5800X offers more performance per dollar, and the Ryzen 7 5800X is the more power-efficient chip.

Estimated performance

Ryzen 7 5800X
68
Ryzen 9 3950X
58

Estimated average 1080p gaming performance compiled from publicly available benchmark data. Individual games vary.

Specs side by side

SpecificationRyzen 7 5800XRyzen 9 3950X
FamilyZen 3Zen 2
SocketAM4AM4
Release year20202019
Est. gaming perf.
68
58
Est. multi-core perf.
36
55
Est. single-core perf.
68
57
Cores
8
16
Threads
16
32
Max boost clock
4.7 GHz
4.7 GHz
L3 cache
32 MB
64 MB
TDP (base)
105 W
105 W
Integrated graphicsNoneNone
Launch MSRP
$449
$749

Green bars mark the better value in each row (for power and price, lower wins).

Frequently asked questions

Is the Ryzen 7 5800X better than the Ryzen 9 3950X?

Yes — based on aggregated benchmark data, the Ryzen 7 5800X is about 17% faster than the Ryzen 9 3950X on average.

How much faster is the Ryzen 7 5800X than the Ryzen 9 3950X?

Roughly 17% on average in gaming workloads. The gap varies by title, resolution and settings.

Which processor is better value?

Comparing launch prices, the Ryzen 7 5800X delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.

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