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Core i5-12600K vs Core i5-8400

Core i5-12600K vs Core i5-8400: game performance, price, value, and specification comparison. Select comparison game parameters.

FPS Winner

Intel Core i5-12600K

3.7 GHz | 10-core

Intel Core i5-12600K Logo
Intel Core i5-12600K Desktop Processor with Integrated Graphics and 10 (6P+4E) Cores up to 4.9 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $187.9 on Amazon

In Stock

Updated 164 minutes ago

vs

Intel Core i5-8400

2.8 GHz | 6-core

Intel Core i5-8400 Logo
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W

Buy for $140 on Amazon

In Stock

Updated 165 minutes ago

FPS Winner

Intel Core i5-12600K

3.7 GHz | 10-core

Intel Core i5-12600K Logo
Intel Core i5-12600K Desktop Processor with Integrated Graphics and 10 (6P+4E) Cores up to 4.9 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $187.9 on Amazon

In Stock

Updated 164 minutes ago

vs

Intel Core i5-8400

2.8 GHz | 6-core

Intel Core i5-8400 Logo
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W

Buy for $140 on Amazon

In Stock

Updated 165 minutes ago

Key Differences

In short — Core i5-12600K outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Core i5-12600K is 1491 days newer than the cheaper Core i5-8400.

Advantages of Intel Core i5-12600K

  • Performs up to 26% better in Rust than Core i5-8400 - 244 vs 193 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
  • Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics

Advantages of Intel Core i5-8400

  • Up to 25% cheaper than Core i5-12600K - $140.0 vs $187.9
  • Up to 5% better value when playing Rust than Core i5-12600K - $0.73 vs $0.77 per FPS
  • Consumes up to 48% less energy than Intel Core i5-12600K - 65 vs 125 Watts
This is a free version of Rust.
Rust

Rust

Resolution

1920 x 1080

Game Graphics

High

Intel Core i5-12600K Logo
Core i5-12600K

Desktop • Nov 4th, 2021


FPS

244

100%

Value, $/FPS

$0.77/FPS

94%

Price, $

$187.9

74%

FPS Winner

Intel Core i5-12600K Desktop Processor with Integrated Graphics and 10 (6P+4E) Cores up to 4.9 GHz Unlocked LGA1700 600 Series Chipset 125W

Buy for $187.9 on Amazon

In Stock

Updated 164 minutes ago

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

193

79%

Value, $/FPS

$0.73/FPS

100%

Price, $

$140

100%

Value Winner

Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W

Buy for $140 on Amazon

In Stock

Updated 165 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

High

Intel Core i5-12600K Logo
Core i5-12600K

Desktop • Nov 4th, 2021

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Geekbench 5 Benchmarks

Intel Core i5-12600K Logo
Core i5-12600K

Desktop • Nov 4th, 2021


Single-Core

2450

100%

Multi-Core

11792

100%

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

55%

Multi-Core

4748

40%

Intel Core i5-12600K Logo

Intel Core i5-12600K

vs
Intel Core i5-8400 Logo

Intel Core i5-8400

Nov 4th, 2021
Release DateOct 5th, 2017
Core i5CollectionCore i5
Alder LakeCodenameCoffee Lake
Intel Socket 1700SocketIntel Socket 1151
Desktop
Segment
Desktop
10
Cores6
16
Threads6
3.7 GHz
Base Clock Speed2.8 GHz
4.9 GHz
Turbo Clock Speed4.0 GHz
125 WTDP
65 W
10 nm
Process Size14 nm
37.0x
Multiplier28.0x
UHD Graphics 770
Integrated GraphicsNone
Yes
OverclockableNo

Builds Using Core i5-12600K or Core i5-8400

Rust, 1920 x 1080, High

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