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CPU Comparison: FPS, Specs & Value

Core i5-6400 vs Core i5-14400F

The Core i5-6400 is quite a bit slower than the Core i5-14400F on average across 100+ games and it's also a worse value for money, as it's $5.51 more expensive!

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CPU

$180.46View CPUAll CPUs

Up to 8% cheaper – $180.46 vs $174.95

CPU

$174.95View CPUAll CPUs

Up to 91% faster on average across 100+ games
Is 8 years and 8 months newer
Up to 78% better value for money
Up to 8% more expensive – $174.95 vs $180.46

FPS Comparison Across Popular Games

Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.

Resolution

Quality

Paired GPU

View Compare All GPUs

Select GPU

Counter-Strike 22023

Core i5-6400

480FPS

Core i5-14400F

676FPS

Overwatch 22023

Core i5-6400

516FPS

Core i5-14400F

551FPS

Minecraft2011

Core i5-6400

593FPS

Core i5-14400F

744FPS

Grand Theft Auto V2013

Core i5-6400

199FPS

Core i5-14400F

218FPS

League of Legends2009

Core i5-6400

182FPS

Core i5-14400F

338FPS

Fortnite2017

Core i5-6400

324FPS

Core i5-14400F

331FPS

Dota 22013

Core i5-6400

179FPS

Core i5-14400F

252FPS

Valorant2020

Core i5-6400

565FPS

Core i5-14400F

710FPS

Specs & Benchmark Comparison

Side-by-side specs, synthetic benchmarks, and key hardware differences.

Scorehelp

Core i5-6400

21%

Core i5-14400F

56%

Core i5-14400F ranks 35 points higher.

Coreshelp

Core i5-6400

Core i5-14400F

Core i5-14400F has 6 more cores.

Threadshelp

Core i5-6400

Core i5-14400F

Core i5-14400F has 12 more threads.

L3 Cachehelp

Core i5-6400

6 MB

Core i5-14400F

20 MB

Core i5-14400F has 14 MB more L3 cache.

Base Frequencyhelp

Core i5-6400

2.7 GHz

Core i5-14400F

2.5 GHz

Core i5-6400 has a 8% higher base clock.

Turbo Frequencyhelp

Core i5-6400

3.3 GHz

Core i5-14400F

4.7 GHz

Core i5-14400F boosts 42% higher.

TDPhelp

Core i5-6400

65W

Core i5-14400F

65W

Pricehelp

Core i5-6400

$180.46

Core i5-14400F

$174.95

Core i5-14400F is $5.51 cheaper.

Core i5-6400Core i5-14400F

LGA1151

Sockethelp

LGA1700

Skylake

Codenamehelp

Raptor Lake-R

Desktop

Segmenthelp

Desktop

HD Graphics 530

Integrated GPUhelp

No Integrated Graphics

2133 MHz (DDR4)

RAMhelp

3200 MHz (DDR4), 4800 MHz (DDR5)

Not Overclockable

Overclock Supporthelp

Not Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-6400 or Core i5-14400F?expand_more

The Core i5-14400F. It's 167% faster than the Core i5-6400 on average across 100+ games, scoring 56/100 vs 21/100 in our gaming rating.

speedHow much faster is Core i5-14400F than Core i5-6400?expand_more

167% faster on average. The gap varies by game and resolution, check the per-game FPS comparison above.

aspect_ratioWhich is better for 1440p and 4K gaming, Core i5-6400 or Core i5-14400F?expand_more

The Core i5-14400F is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core i5-14400F worth buying in 2026?expand_more

It scores 56/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-6400 and Core i5-14400F?expand_more

Performance: Core i5-6400 scores 21/100, Core i5-14400F scores 56/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-6400 or Core i5-14400F bottleneck my PC?expand_more

Depends on the rest of your build, especially your GPU. Swap the paired GPU in the FPS section above to see if it limits performance, or use our bottleneck calculator for a full analysis.

upgradeIs it worth upgrading to the Core i5-6400 or Core i5-14400F?expand_more

The Core i5-14400F is the stronger pick at 56/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.