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i3-10100 vs i5-14400

Full specification comparison between the Intel Core i3-10100 (2020) and the Intel Core i5-14400 (2024).

i3-10100

Intel Entry-level

50 / perf index
  • Cheaper at launch ($122 vs $221)
  • Better performance per dollar

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Winner

i5-14400

Intel Mid-range

75 / perf index
  • ~50% faster on average
  • More cores (10 vs 4)
  • Larger L3 cache (20 MB vs 6 MB)
  • Higher boost clock (4.7 vs 4.3 GHz)
  • Newer (2024 vs 2020)

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Verdict: The i5-14400 is roughly 50% faster than the i3-10100 on average — a clear, noticeable performance advantage.

Note they use different platforms (LGA1700 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 i5-14400 is the more power-efficient chip.

Estimated performance

i3-10100
50
i5-14400
75

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

Specs side by side

Specificationi3-10100i5-14400
FamilyComet LakeRaptor Lake Refresh
SocketLGA1200LGA1700
Release year20202024
Est. gaming perf.
50
75
Est. multi-core perf.
14
36
Est. single-core perf.
49
77
Cores
4
10
Threads
8
16
Max boost clock
4.3 GHz
4.7 GHz
L3 cache
6 MB
20 MB
TDP (base)
65 W
65 W
Integrated graphicsUHD 630UHD 730
Launch MSRP
$122
$221

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

Frequently asked questions

Is the i5-14400 better than the i3-10100?

Yes — based on aggregated benchmark data, the i5-14400 is about 50% faster than the i3-10100 on average.

How much faster is the i5-14400 than the i3-10100?

Roughly 50% 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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