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CPU Comparison: FPS, Specs & Value

Core i5-9400 vs Core Ultra 5 245K

The Core i5-9400 is quite a bit slower than the Core Ultra 5 245K on average across 100+ games and it's also a worse value for money, as it's $3.07 more expensive!

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CPU

$198.95View CPUAll CPUs

CPU

$195.88View CPUAll CPUs

Up to 85% faster on average across 100+ games
Is 6 years and 1 month newer
Available for $179.99

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

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League of Legends2009

214FPS

412FPS

529FPS

746FPS

Overwatch 22023

Core i5-9400

520FPS

Core Ultra 5 245K

572FPS

Grand Theft Auto V2013

Core i5-9400

204FPS

Core Ultra 5 245K

224FPS

Valorant2020

Core i5-9400

589FPS

Core Ultra 5 245K

791FPS

Dota 22013

Core i5-9400

189FPS

Core Ultra 5 245K

302FPS

Apex Legends2019

Core i5-9400

365FPS

Core Ultra 5 245K

390FPS

Fortnite2017

Core i5-9400

326FPS

Core Ultra 5 245K

322FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i5-9400

30%

Core Ultra 5 245K

70%

Core Ultra 5 245K ranks 40 points higher.

Coreshelp

Core i5-9400

Core Ultra 5 245K

Core Ultra 5 245K has 8 more cores.

Threadshelp

Core i5-9400

Core Ultra 5 245K

Core Ultra 5 245K has 8 more threads.

L3 Cachehelp

Core i5-9400

9 MB

Core Ultra 5 245K

24 MB

Core Ultra 5 245K has 15 MB more L3 cache.

Base Frequencyhelp

Core i5-9400

2.9 GHz

Core Ultra 5 245K

4.2 GHz

Core Ultra 5 245K has a 45% higher base clock.

Turbo Frequencyhelp

Core i5-9400

4.1 GHz

Core Ultra 5 245K

5.2 GHz

Core Ultra 5 245K boosts 27% higher.

TDPhelp

Core i5-9400

65W

Core Ultra 5 245K

125W

Core i5-9400 draws 60W less power.

Pricehelp

Core i5-9400

$198.95

Core Ultra 5 245K

$179.99

Core Ultra 5 245K is $18.96 cheaper.

Core i5-9400Core Ultra 5 245K

LGA1151

Sockethelp

LGA1851

Coffee Lake

Codenamehelp

Arrow Lake-S

Desktop

Segmenthelp

Desktop

UHD 630

Integrated GPUhelp

Arc Xe-LPG Graphics 64EU

2666 MHz (DDR4)

RAMhelp

6400 MHz (DDR5)

Not Overclockable

Overclock Supporthelp

Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-9400 or Core Ultra 5 245K?expand_more

The Core Ultra 5 245K. It's 138% faster than the Core i5-9400 on average across 100+ games, scoring 69/100 vs 29/100 in our gaming rating.

speedHow much faster is Core Ultra 5 245K than Core i5-9400?expand_more

138% 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 Ultra 5 245K?expand_more

The Core Ultra 5 245K is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core Ultra 5 245K worth buying in 2026?expand_more

It scores 69/100 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 Ultra 5 245K?expand_more

Performance: Core i5-9400 scores 29/100, Core Ultra 5 245K scores 69/100. 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 Ultra 5 245K 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 Ultra 5 245K?expand_more

The Core Ultra 5 245K is the stronger pick at 69/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.