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CPU Comparison: FPS, Specs & Value

Core i5-1335U vs Core i5-520M

The Core i5-1335U is much faster than the Core i5-520M on average across 100+ games. We cannot compare value as at least one CPU is out of stock.

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Up to 206% faster on average across 100+ games
Is 13 years and 2 months newer
Available for $340

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FPS Comparison Across Popular Games

Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.

Resolution

Quality

Paired GPU

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League of Legends2009

Core i5-1335U

295FPS

Core i5-520M

112FPS

Grand Theft Auto V2013

Core i5-1335U

214FPS

Core i5-520M

182FPS

Valorant2020

Core i5-1335U

665FPS

Core i5-520M

538FPS

Fortnite2017

Core i5-1335U

332FPS

Core i5-520M

332FPS

Minecraft2011

Core i5-1335U

696FPS

Core i5-520M

577FPS

Overwatch 22023

538FPS

530FPS

630FPS

338FPS

Dota 22013

Core i5-1335U

227FPS

Core i5-520M

169FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i5-1335U

51%

Core i5-520M

Core i5-1335U ranks 46 points higher.

Coreshelp

Core i5-1335U

Core i5-520M

Core i5-1335U has 8 more cores.

Threadshelp

Core i5-1335U

Core i5-520M

Core i5-1335U has 8 more threads.

L3 Cachehelp

Core i5-1335U

12 MB

Core i5-520M

3 MB

Core i5-1335U has 9 MB more L3 cache.

Base Frequencyhelp

Core i5-1335U

1.3 GHz

Core i5-520M

2.4 GHz

Core i5-520M has a 85% higher base clock.

Turbo Frequencyhelp

Core i5-1335U

4.6 GHz

Core i5-520M

2.933 GHz

Core i5-1335U boosts 57% higher.

TDPhelp

Core i5-1335U

15W

Core i5-520M

35W

Core i5-1335U draws 20W less power.

Pricehelp

Core i5-1335U

Core i5-520M

Core i5-1335UCore i5-520M

Intel BGA 1744

Sockethelp

Intel BGA 1288

Raptor Lake-U

Codenamehelp

Arrandale

Mobile

Segmenthelp

Mobile

Iris Xe Graphics 80EU

Integrated GPUhelp

On certain motherboards (Chipset feature)

3200 MHz (DDR4), 5200 MHz (DDR5)

RAMhelp

DDR3

Not Overclockable

Overclock Supporthelp

Not Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-1335U or Core i5-520M?expand_more

The Core i5-1335U. It's 920% faster than the Core i5-520M on average across 100+ games, scoring 51/100 vs 5/100 in our gaming rating.

speedHow much faster is Core i5-1335U than Core i5-520M?expand_more

920% 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 i5-1335U or Core i5-520M?expand_more

The Core i5-1335U is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core i5-1335U worth buying in 2026?expand_more

It scores 51/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Core i5-1335U and Core i5-520M?expand_more

Performance: Core i5-1335U scores 51/100, Core i5-520M scores 5/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Core i5-1335U or Core i5-520M 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 i5-1335U or Core i5-520M?expand_more

The Core i5-1335U is the stronger pick at 51/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.