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CPU Comparison: FPS, Specs & Value

Core i7-1255U vs Core Ultra 9 285K

The Core i7-1255U is quite a bit slower than the Core Ultra 9 285K on average across 100+ games. We cannot compare value as at least one CPU is out of stock.

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CPU

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CPU

$519.00View CPUAll CPUs

Up to 53% faster on average across 100+ games
Is 2 years and 8 months newer
Available for $519.00

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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Valorant2020

Core i7-1255U

646FPS

Core Ultra 9 285K

822FPS

Grand Theft Auto V2013

Core i7-1255U

212FPS

Core Ultra 9 285K

226FPS

League of Legends2009

Core i7-1255U

276FPS

Core Ultra 9 285K

439FPS

Minecraft2011

Core i7-1255U

676FPS

Core Ultra 9 285K

861FPS

Overwatch 22023

533FPS

580FPS

609FPS

770FPS

Dota 22013

Core i7-1255U

217FPS

Core Ultra 9 285K

322FPS

Fortnite2017

Core i7-1255U

331FPS

Core Ultra 9 285K

316FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i7-1255U

48%

Core Ultra 9 285K

75%

Core Ultra 9 285K ranks 27 points higher.

Coreshelp

Core i7-1255U

Core Ultra 9 285K

Core Ultra 9 285K has 14 more cores.

Threadshelp

Core i7-1255U

Core Ultra 9 285K

Core Ultra 9 285K has 12 more threads.

L3 Cachehelp

Core i7-1255U

12 MB

Core Ultra 9 285K

36 MB

Core Ultra 9 285K has 24 MB more L3 cache.

Base Frequencyhelp

Core i7-1255U

1.7 GHz

Core Ultra 9 285K

3.7 GHz

Core Ultra 9 285K has a 118% higher base clock.

Turbo Frequencyhelp

Core i7-1255U

4.7 GHz

Core Ultra 9 285K

5.7 GHz

Core Ultra 9 285K boosts 21% higher.

TDPhelp

Core i7-1255U

15W

Core Ultra 9 285K

125W

Core i7-1255U draws 110W less power.

Pricehelp

Core i7-1255U

Core Ultra 9 285K

$519.00

Core i7-1255UCore Ultra 9 285K

Intel BGA 1744

Sockethelp

LGA1851

Alder Lake-U

Codenamehelp

Arrow Lake-S

Mobile

Segmenthelp

Desktop

Iris Xe 96EU

Integrated GPUhelp

Arc Xe-LPG Graphics 64EU

3200 MHz (DDR4), 4800 MHz (DDR5)

RAMhelp

6400 MHz (DDR5)

Not Overclockable

Overclock Supporthelp

Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i7-1255U or Core Ultra 9 285K?expand_more

The Core Ultra 9 285K. It's 56% faster than the Core i7-1255U on average across 100+ games, scoring 75/100 vs 48/100 in our gaming rating.

speedHow much faster is Core Ultra 9 285K than Core i7-1255U?expand_more

56% 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 i7-1255U or Core Ultra 9 285K?expand_more

The Core Ultra 9 285K is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core Ultra 9 285K worth buying in 2026?expand_more

It scores 75/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i7-1255U and Core Ultra 9 285K?expand_more

Performance: Core i7-1255U scores 48/100, Core Ultra 9 285K scores 75/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i7-1255U or Core Ultra 9 285K 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 i7-1255U or Core Ultra 9 285K?expand_more

The Core Ultra 9 285K is the stronger pick at 75/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.