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Core i5-9400 vs Core i9-12900K

Core i5-9400 vs Core i9-12900K: game performance, price, value, and specification comparison. Select comparison game parameters.

Intel Core i5-9400

2.9 GHz | 6-core

Intel Core i5-9400 Logo
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $126.93 on Amazon

In Stock

Updated 230 minutes ago

vs
FPS Winner

Intel Core i9-12900K

3.2 GHz | 16-core

Intel Core i9-12900K Logo
Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $269.99 on Amazon

In Stock

Updated 230 minutes ago

Intel Core i5-9400

2.9 GHz | 6-core

Intel Core i5-9400 Logo
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $126.93 on Amazon

In Stock

Updated 230 minutes ago

vs
FPS Winner

Intel Core i9-12900K

3.2 GHz | 16-core

Intel Core i9-12900K Logo
Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $269.99 on Amazon

In Stock

Updated 230 minutes ago

Key Differences

In short — Core i9-12900K outperforms the cheaper Core i5-9400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-12900K is 1112 days newer than the cheaper Core i5-9400.

Advantages of Intel Core i5-9400

  • Up to 53% cheaper than Core i9-12900K - $126.93 vs $269.99
  • Consumes up to 48% less energy than Intel Core i9-12900K - 65 vs 125 Watts

Advantages of Intel Core i9-12900K

  • Performs up to 39% better in Far Cry 3 than Core i5-9400 - 198 vs 142 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 24 vs 6 threads
This is a free version of Far Cry 3.
Far Cry 3

Far Cry 3

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018


FPS

142

71.71717171717171%

Value, $/FPS

Price, $

$126.93

100%

Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $126.93 on Amazon

In Stock

Updated 230 minutes ago

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021


FPS

198

100%

Value, $/FPS

Price, $

$269.99

47%

FPS Winner

Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $269.99 on Amazon

In Stock

Updated 230 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021

Geekbench 5 Benchmarks

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018


Single-Core

1384

52.82442748091603%

Multi-Core

4795

31.045645840077697%

Intel Core i9-12900K Logo
Core i9-12900K

Desktop • Nov 4th, 2021


Single-Core

2620

100%

Multi-Core

15445

100%

Intel Core i5-9400

vs

Intel Core i9-12900K

Oct 19th, 2018Release Date
Nov 4th, 2021
Core i5CollectionCore i9
Coffee LakeCodenameAlder Lake
Intel Socket 1151SocketIntel Socket 1700
Desktop
Segment
Desktop
6Cores
16
6Threads
24
2.9 GHzBase Clock Speed
3.2 GHz
4.1 GHzTurbo Clock Speed
5.2 GHz
65 W
TDP125 W
14 nmProcess Size
10 nm
29.0xMultiplier
32.0x
UHD 630Integrated GraphicsUHD Graphics 770
NoOverclockable
Yes

Builds Using Core i5-9400 or Core i9-12900K

Far Cry 3, 1920 x 1080, Ultra

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