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CPU Comparison: FPS, Specs & Value

Core i5-9400 vs Core i5-4440S

The Core i5-9400 is quite a bit faster than the Core i5-4440S on average across 100+ games. However, it's a much worse value for money, as it's $149.89 more expensive!

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CPU

$198.95View CPUAll CPUs

Up to 29% faster on average across 100+ games
Is 5 years and 2 months newer

CPU

$49.06View CPUAll CPUs

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

Overwatch 22023

Core i5-9400

521FPS

Core i5-4440S

516FPS

League of Legends2009

Core i5-9400

220FPS

Core i5-4440S

176FPS

Fortnite2017

Core i5-9400

327FPS

Core i5-4440S

324FPS

Grand Theft Auto V2013

Core i5-9400

205FPS

Core i5-4440S

197FPS

Minecraft2011

Core i5-9400

622FPS

Core i5-4440S

590FPS

Valorant2020

594FPS

561FPS

538FPS

471FPS

Destiny 22017

Core i5-9400

594FPS

Core i5-4440S

589FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i5-9400

28%

Core i5-4440S

17%

Core i5-9400 ranks 11 points higher.

Coreshelp

Core i5-9400

Core i5-4440S

Core i5-9400 has 2 more cores.

Threadshelp

Core i5-9400

Core i5-4440S

Core i5-9400 has 2 more threads.

L3 Cachehelp

Core i5-9400

9 MB

Core i5-4440S

6 MB

Core i5-9400 has 3 MB more L3 cache.

Base Frequencyhelp

Core i5-9400

2.9 GHz

Core i5-4440S

2.8 GHz

Core i5-9400 has a 4% higher base clock.

Turbo Frequencyhelp

Core i5-9400

4.1 GHz

Core i5-4440S

3.3 GHz

Core i5-9400 boosts 24% higher.

TDPhelp

Core i5-9400

65W

Core i5-4440S

65W

Pricehelp

Core i5-9400

$198.95

Core i5-4440S

$49.06

Core i5-4440S is $149.89 cheaper.

Core i5-9400Core i5-4440S

LGA1151

Sockethelp

LGA1150

Coffee Lake

Codenamehelp

Haswell

Desktop

Segmenthelp

Desktop

UHD 630

Integrated GPUhelp

Intel HD 4600

2666 MHz (DDR4)

RAMhelp

DDR3

Not Overclockable

Overclock Supporthelp

Not Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-9400 or Core i5-4440S?expand_more

The Core i5-9400. It's 65% faster than the Core i5-4440S on average across 100+ games, scoring 28/100 vs 17/100 in our gaming rating.

speedHow much faster is Core i5-9400 than Core i5-4440S?expand_more

65% 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 i5-9400 or Core i5-4440S?expand_more

The Core i5-9400 is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core i5-9400 worth buying in 2026?expand_more

It scores 28/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-9400 and Core i5-4440S?expand_more

Performance: Core i5-9400 scores 28/100, Core i5-4440S scores 17/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-9400 or Core i5-4440S 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 i5-9400 or Core i5-4440S?expand_more

The Core i5-9400 is the stronger pick at 28/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.