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Core i5-8400 vs Core i9-11900KF

Core i5-8400 vs Core i9-11900KF: game performance, price, value, and specification comparison. Select comparison game parameters.

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 78.48 on Amazon

In Stock

Updated 207 minutes ago

vs
FPS Winner

Core i9-11900KF

3.5 GHz | 8-core

Intel Core i9-11900KF Logo
Intel® Core™ i9-11900KF Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 125W

Buy for 288.29 on Amazon

In Stock

Updated 211 minutes ago

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 78.48 on Amazon

In Stock

Updated 207 minutes ago

vs
FPS Winner

Core i9-11900KF

3.5 GHz | 8-core

Intel Core i9-11900KF Logo
Intel® Core™ i9-11900KF Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 125W

Buy for 288.29 on Amazon

In Stock

Updated 211 minutes ago

Key Differences

In short — Core i9-11900KF 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 i9-11900KF is 1258 days newer than the cheaper Core i5-8400.

Advantages of Core i5-8400

  • Up to 73% cheaper than Core i9-11900KF - $78.48 vs $288.29
  • Up to 70% better value when playing Escape From Tarkov than Core i9-11900KF - $0.38 vs $1.28 per FPS
  • Consumes up to 48% less energy than Intel Core i9-11900KF - 65 vs 125 Watts

Advantages of Core i9-11900KF

  • Performs up to 9% better in Escape From Tarkov than Core i5-8400 - 225 vs 207 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
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This is a free version of Escape From Tarkov.
Escape From Tarkov

Escape From Tarkov

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

207

92%

Value, €/FPS

€0.38/FPS

100%

Price, €

€78.48

100%

Value Winner

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

Buy for 78.48 on Amazon

In Stock

Updated 207 minutes ago

Intel Core i9-11900KF Logo
Core i9-11900KF

Desktop • Mar 16th, 2021


FPS

225

100%

Value, €/FPS

€1.28/FPS

30%

Price, €

€288.29

27%

FPS Winner

Intel® Core™ i9-11900KF Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 125W

Buy for 288.29 on Amazon

In Stock

Updated 211 minutes ago

My Games

With selected game settings

Resolution

1920 x 1080

Game Graphics

Ultra

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Intel Core i9-11900KF Logo
Core i9-11900KF

Desktop • Mar 16th, 2021

Geekbench 5 Benchmarks

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

58%

Multi-Core

4748

47%

Intel Core i9-11900KF Logo
Core i9-11900KF

Desktop • Mar 16th, 2021


Single-Core

2317

100%

Multi-Core

10125

100%

Intel Core i5-8400 Logo

Core i5-8400

vs
Intel Core i9-11900KF Logo

Core i9-11900KF

Oct 5th, 2017
Mar 16th, 2021
Core i5Core i9
Coffee LakeRocket Lake
Intel Socket 1151Intel Socket 1200
Desktop
Desktop
6
8
6
16
2.8 GHz
3.5 GHz
4.0 GHz
5.3 GHz
65 W
125 W
14 nm14 nm
28.0x
35.0x
NoneNone
No
Yes

PCs Using Core i5-8400 or Core i9-11900KF

With selected game settings

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