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i3-10100 vs Ryzen 9 9900X

Full specification comparison between the Intel Core i3-10100 (2020) and the AMD Ryzen 9 9900X (2024).

i3-10100

Intel Entry-level

50 / perf index
  • Lower power draw (65 W vs 120 W)
  • Cheaper at launch ($122 vs $499)
  • Better performance per dollar

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Winner

Ryzen 9 9900X

AMD Enthusiast

86 / perf index
  • ~72% faster on average
  • More cores (12 vs 4)
  • Larger L3 cache (64 MB vs 6 MB)
  • Higher boost clock (5.6 vs 4.3 GHz)
  • Newer (2024 vs 2020)

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Verdict: The Ryzen 9 9900X is roughly 72% faster than the i3-10100 on average — a clear, noticeable performance advantage.

Note they use different platforms (AM5 vs LGA1200), so this is a motherboard decision too, not just a CPU swap.

At launch pricing, the i3-10100 offers more performance per dollar, and the i3-10100 is the more power-efficient chip.

Estimated performance

i3-10100
50
Ryzen 9 9900X
86

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

Specs side by side

Specificationi3-10100Ryzen 9 9900X
FamilyComet LakeZen 5
SocketLGA1200AM5
Release year20202024
Est. gaming perf.
50
86
Est. multi-core perf.
14
77
Est. single-core perf.
49
92
Cores
4
12
Threads
8
24
Max boost clock
4.3 GHz
5.6 GHz
L3 cache
6 MB
64 MB
TDP (base)
65 W
120 W
Integrated graphicsUHD 630Radeon Graphics
Launch MSRP
$122
$499

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

Frequently asked questions

Is the Ryzen 9 9900X better than the i3-10100?

Yes — based on aggregated benchmark data, the Ryzen 9 9900X is about 72% faster than the i3-10100 on average.

How much faster is the Ryzen 9 9900X than the i3-10100?

Roughly 72% on average in gaming workloads. The gap varies by title, resolution and settings.

Which processor is better value?

Comparing launch prices, the i3-10100 delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.

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