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CPU Comparison: FPS, Specs & Value

Core i5-9400 vs Pentium Gold G6405

The Core i5-9400 is much faster than the Pentium Gold G6405 on average across 100+ games. However, it's a worse value for money, as it's $108.96 more expensive!

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CPU

$198.95View CPUAll CPUs

Up to 56% faster on average across 100+ games

CPU

$89.99View CPUAll CPUs

Is 2 years and 5 months newer
Available for $89.99

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 i5-9400

213FPS

Pentium Gold G6405

146FPS

Dota 22013

Core i5-9400

188FPS

Pentium Gold G6405

171FPS

Overwatch 22023

Core i5-9400

520FPS

Pentium Gold G6405

518FPS

Apex Legends2019

Core i5-9400

365FPS

Pentium Gold G6405

371FPS

Escape From Tarkov2017

220FPS

210FPS

527FPS

415FPS

Valorant2020

Core i5-9400

588FPS

Pentium Gold G6405

545FPS

Grand Theft Auto V2013

Core i5-9400

204FPS

Pentium Gold G6405

191FPS

Specs & Benchmark Comparison

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

Scorehelp

Core i5-9400

30%

Pentium Gold G6405

14%

Core i5-9400 ranks 16 points higher.

Coreshelp

Core i5-9400

Pentium Gold G6405

Core i5-9400 has 4 more cores.

Threadshelp

Core i5-9400

Pentium Gold G6405

Core i5-9400 has 2 more threads.

L3 Cachehelp

Core i5-9400

9 MB

Pentium Gold G6405

4 MB

Core i5-9400 has 5 MB more L3 cache.

Base Frequencyhelp

Core i5-9400

2.9 GHz

Pentium Gold G6405

4.1 GHz

Pentium Gold G6405 has a 41% higher base clock.

Turbo Frequencyhelp

4.1 GHz

TDPhelp

65W

58W

Pentium Gold G6405 draws 7W less power.

Pricehelp

Core i5-9400

$198.95

Pentium Gold G6405

$89.99

Pentium Gold G6405 is $108.96 cheaper.

Core i5-9400Pentium Gold G6405

LGA1151

Sockethelp

LGA1200

Coffee Lake

Codenamehelp

Comet Lake-R

Desktop

Segmenthelp

Desktop

UHD 630

Integrated GPUhelp

UHD Graphics 610

2666 MHz (DDR4)

RAMhelp

2666 MHz (DDR4)

Not Overclockable

Overclock Supporthelp

Not Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Core i5-9400 or Pentium Gold G6405?expand_more

The Core i5-9400. It's 114% faster than the Pentium Gold G6405 on average across 100+ games, scoring 30/100 vs 14/100 in our gaming rating.

speedHow much faster is Core i5-9400 than Pentium Gold G6405?expand_more

114% 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 Pentium Gold G6405?expand_more

The Core i5-9400 is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Core i5-9400 worth buying in 2026?expand_more

It scores 30/100 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 Pentium Gold G6405?expand_more

Performance: Core i5-9400 scores 30/100, Pentium Gold G6405 scores 14/100. 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 Pentium Gold G6405 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 Pentium Gold G6405?expand_more

The Core i5-9400 is the stronger pick at 30/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.