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Core i5-8600K vs Core i5-8400

Core i5-8600K vs Core i5-8400: game performance, price, value, and specification comparison. Select comparison game parameters.

FPS Winner

Intel Core i5-8600K

3.6 GHz | 6-core

Intel Core i5-8600K Logo
Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for 101.45 on Amazon

In Stock

Updated 74315 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 60.58 on Amazon

In Stock

Updated 74316 minutes ago

FPS Winner

Intel Core i5-8600K

3.6 GHz | 6-core

Intel Core i5-8600K Logo
Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for 101.45 on Amazon

In Stock

Updated 74315 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 60.58 on Amazon

In Stock

Updated 74316 minutes ago

Key Differences

In short — Core i5-8600K outperforms the cheaper Core i5-8400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-8600K and the cheaper Core i5-8400 have been released at the same time.

Advantages of Intel Core i5-8600K

  • Performs up to 2% better in No Man's Sky than Core i5-8400 - 178 vs 174 FPS

Advantages of Intel Core i5-8400

  • Up to 40% cheaper than Core i5-8600K - $54.58 vs $91.4
  • Consumes up to 32% less energy than Intel Core i5-8600K - 65 vs 95 Watts
This is a free version of No Man's Sky.
No Man's Sky

No Man's Sky

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017


FPS

178

100%

Value, €/FPS

Price, €

€101.45

59%

FPS Winner

Intel Core i5-8600K Desktop Processor 6 Cores up to 4.3 GHz Unlocked LGA 1151 300 Series 95W

Buy for 101.45 on Amazon

In Stock

Updated 74315 minutes ago

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

174

97.75280898876404%

Value, €/FPS

Price, €

€60.58

100%

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

Buy for 60.58 on Amazon

In Stock

Updated 74316 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Geekbench 5 Benchmarks

Intel Core i5-8600K Logo
Core i5-8600K

Desktop • Oct 5th, 2017


Single-Core

1546

100%

Multi-Core

5597

100%

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

87.51617076326002%

Multi-Core

4748

84.8311595497588%

Intel Core i5-8600K Logo

Intel Core i5-8600K

vs
Intel Core i5-8400 Logo

Intel Core i5-8400

Oct 5th, 2017Release DateOct 5th, 2017
Core i5CollectionCore i5
Coffee LakeCodenameCoffee Lake
Intel Socket 1151SocketIntel Socket 1151
Desktop
Segment
Desktop
6Cores6
6Threads6
3.6 GHz
Base Clock Speed2.8 GHz
4.3 GHz
Turbo Clock Speed4.0 GHz
95 WTDP
65 W
14 nmProcess Size14 nm
36.0x
Multiplier28.0x
NoneIntegrated GraphicsNone
Yes
OverclockableNo

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