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CPU Comparison: FPS, Specs & Value

Core i5-12600KF vs Core i7-8665U

The Core i5-12600KF is much faster than the Core i7-8665U on average across 100+ games. We cannot compare value as at least one CPU is out of stock.

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CPU

$137.99View CPUAll CPUs

Up to 76% faster on average across 100+ games
Is 3 years and 2 months newer
Up to 55% cheaper – $137.99 vs $409
Up to 173% better value for money

CPU

View All CPUs

Up to 55% more expensive – $409 vs $137.99

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

League of Legends2009

Core i5-12600KF

351FPS

Core i7-8665U

201FPS

Dota 22013

Core i5-12600KF

260FPS

Core i7-8665U

184FPS

Overwatch 22023

554FPS

518FPS

689FPS

511FPS

Valorant2020

Core i5-12600KF

724FPS

Core i7-8665U

579FPS

Grand Theft Auto V2013

Core i5-12600KF

219FPS

Core i7-8665U

202FPS

PlayerUnknown's Battlegrounds2017

Core i5-12600KF

388FPS

Core i7-8665U

366FPS

World of Warcraft2004

Core i5-12600KF

238FPS

Core i7-8665U

199FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i5-12600KF

58%

Core i7-8665U

31%

Core i5-12600KF ranks 27 points higher.

Coreshelp

Core i5-12600KF

Core i7-8665U

Core i5-12600KF has 6 more cores.

Threadshelp

Core i5-12600KF

Core i7-8665U

Core i5-12600KF has 8 more threads.

L3 Cachehelp

Core i5-12600KF

20 MB

Core i7-8665U

8 MB

Core i5-12600KF has 12 MB more L3 cache.

Base Frequencyhelp

Core i5-12600KF

3.7 GHz

Core i7-8665U

1.9 GHz

Core i5-12600KF has a 95% higher base clock.

Turbo Frequencyhelp

Core i5-12600KF

4.9 GHz

Core i7-8665U

4.8 GHz

Core i5-12600KF boosts 2% higher.

TDPhelp

Core i5-12600KF

125W

Core i7-8665U

15W

Core i7-8665U draws 110W less power.

Pricehelp

Core i5-12600KF

$137.99

Core i7-8665U

Core i5-12600KFCore i7-8665U

LGA1700

Sockethelp

Intel BGA 1528

Alder Lake-S

Codenamehelp

Whiskey Lake-U

Desktop

Segmenthelp

Mobile

No Integrated Graphics

Integrated GPUhelp

UHD Graphics 620

3200 MHz (DDR4), 4800 MHz (DDR5)

RAMhelp

2400 MHz (DDR3), 2400 MHz (DDR4)

Overclockable

Overclock Supporthelp

Not Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-12600KF or Core i7-8665U?expand_more

The Core i5-12600KF. It's 87% faster than the Core i7-8665U on average across 100+ games, scoring 58/100 vs 31/100 in our gaming rating.

speedHow much faster is Core i5-12600KF than Core i7-8665U?expand_more

87% 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 i5-12600KF or Core i7-8665U?expand_more

The Core i5-12600KF is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core i5-12600KF worth buying in 2026?expand_more

It scores 58/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-12600KF and Core i7-8665U?expand_more

Performance: Core i5-12600KF scores 58/100, Core i7-8665U scores 31/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-12600KF or Core i7-8665U 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 i5-12600KF or Core i7-8665U?expand_more

The Core i5-12600KF is the stronger pick at 58/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.