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CPU Comparison: FPS, Specs & Value

Core i5-9400F vs Core Ultra 7 265KF

The Core i5-9400F is quite a bit slower than the Core Ultra 7 265KF on average across 100+ games and it's also a worse value for money, as it's only $83.00 cheaper!

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CPU

$195.99View CPUAll CPUs

CPU

$278.99View CPUAll CPUs

Up to 89% faster on average across 100+ games
Is 5 years and 11 months newer
Available for $278.99

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

Escape From Tarkov2017

Core i5-9400F

221FPS

Core Ultra 7 265KF

266FPS

Elden Ring2022

Core i5-9400F

152FPS

Core Ultra 7 265KF

180FPS

Grand Theft Auto V2013

Core i5-9400F

205FPS

Core Ultra 7 265KF

225FPS

League of Legends2009

Core i5-9400F

220FPS

Core Ultra 7 265KF

423FPS

Valorant2020

Core i5-9400F

594FPS

Core Ultra 7 265KF

804FPS

Overwatch 22023

Core i5-9400F

521FPS

Core Ultra 7 265KF

576FPS

Rocket League2015

Minecraft2011

Specs & Benchmark Comparison

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

Scorehelp

Core i5-9400F

29%

Core Ultra 7 265KF

71%

Core Ultra 7 265KF ranks 42 points higher.

Coreshelp

Core i5-9400F

Core Ultra 7 265KF

Core Ultra 7 265KF has 14 more cores.

Threadshelp

Core i5-9400F

Core Ultra 7 265KF

Core Ultra 7 265KF has 14 more threads.

L3 Cachehelp

Core i5-9400F

9 MB

Core Ultra 7 265KF

30 MB

Core Ultra 7 265KF has 21 MB more L3 cache.

Base Frequencyhelp

Core i5-9400F

2.9 GHz

Core Ultra 7 265KF

3.9 GHz

Core Ultra 7 265KF has a 34% higher base clock.

Turbo Frequencyhelp

Core i5-9400F

4.1 GHz

Core Ultra 7 265KF

5.5 GHz

Core Ultra 7 265KF boosts 34% higher.

TDPhelp

Core i5-9400F

65W

Core Ultra 7 265KF

125W

Core i5-9400F draws 60W less power.

Pricehelp

Core i5-9400F

$195.99

Core Ultra 7 265KF

$278.99

Core i5-9400F is $83.00 cheaper.

Core i5-9400FCore Ultra 7 265KF

LGA1151

Sockethelp

LGA1851

Coffee Lake

Codenamehelp

Arrow Lake-S

Desktop

Segmenthelp

Desktop

No Integrated Graphics

Integrated GPUhelp

No Integrated Graphics

2666 MHz (DDR4)

RAMhelp

6400 MHz (DDR5)

Not Overclockable

Overclock Supporthelp

Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-9400F or Core Ultra 7 265KF?expand_more

The Core Ultra 7 265KF. It's 145% faster than the Core i5-9400F on average across 100+ games, scoring 71/100 vs 29/100 in our gaming rating.

speedHow much faster is Core Ultra 7 265KF than Core i5-9400F?expand_more

145% 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 i5-9400F or Core Ultra 7 265KF?expand_more

The Core Ultra 7 265KF is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core Ultra 7 265KF worth buying in 2026?expand_more

It scores 71/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-9400F and Core Ultra 7 265KF?expand_more

Performance: Core i5-9400F scores 29/100, Core Ultra 7 265KF scores 71/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-9400F or Core Ultra 7 265KF 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 i5-9400F or Core Ultra 7 265KF?expand_more

The Core Ultra 7 265KF is the stronger pick at 71/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.