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Core i7-14700K vs Core i5-8400

Core i7-14700K vs Core i5-8400: game performance, price, value, and specification comparison. Select comparison game parameters.

FPS Winner

Intel Core i7-14700K

3.4 GHz | 20-core

Intel Core i7-14700K Logo
Intel® Core™ i7-14700K Desktop Processor 20 cores (8 P-cores + 12 E-cores) up to 5.6 GHz

Buy for £379.88 on Amazon

In Stock

Updated 19 minutes ago

vs

Intel Core i5-8400

2.8 GHz | 6-core

Intel Core i5-8400 Logo
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)

Buy for £170 on Amazon

In Stock

Updated 21 minutes ago

FPS Winner

Intel Core i7-14700K

3.4 GHz | 20-core

Intel Core i7-14700K Logo
Intel® Core™ i7-14700K Desktop Processor 20 cores (8 P-cores + 12 E-cores) up to 5.6 GHz

Buy for £379.88 on Amazon

In Stock

Updated 19 minutes ago

vs

Intel Core i5-8400

2.8 GHz | 6-core

Intel Core i5-8400 Logo
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)

Buy for £170 on Amazon

In Stock

Updated 21 minutes ago

Key Differences

In short — Core i7-14700K 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 i7-14700K is 2203 days newer than the cheaper Core i5-8400.

Advantages of Intel Core i7-14700K

  • Performs up to 3% better in Control than Core i5-8400 - 208 vs 202 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 28 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 55% cheaper than Core i7-14700K - £170.0 vs £379.88
  • Up to 54% better value when playing Control than Core i7-14700K - £0.84 vs £1.83 per FPS
This is a free version of Control.
Control

Control

Resolution

1920 x 1080

Game Graphics

High

Intel Core i7-14700K Logo
Core i7-14700K

Desktop • Oct 17th, 2023


FPS

208

100%

Value, £/FPS

£1.83/FPS

45%

Price, £

£379.88

44%

FPS Winner

Intel® Core™ i7-14700K Desktop Processor 20 cores (8 P-cores + 12 E-cores) up to 5.6 GHz

Buy for £379.88 on Amazon

In Stock

Updated 19 minutes ago

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

202

97%

Value, £/FPS

£0.84/FPS

100%

Price, £

£170

100%

Value Winner

Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)

Buy for £170 on Amazon

In Stock

Updated 21 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

High

Intel Core i7-14700K Logo
Core i7-14700K

Desktop • Oct 17th, 2023

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Geekbench 5 Benchmarks

Intel Core i7-14700K Logo
Core i7-14700K

Desktop • Oct 17th, 2023


Single-Core

2939

100%

Multi-Core

19317

100%

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

46%

Multi-Core

4748

24%

Intel Core i7-14700K Logo

Intel Core i7-14700K

vs
Intel Core i5-8400 Logo

Intel Core i5-8400

Oct 17th, 2023
Release DateOct 5th, 2017
Core i7CollectionCore i5
Raptor LakeCodenameCoffee Lake
Intel Socket 1700SocketIntel Socket 1151
Desktop
Segment
Desktop
20
Cores6
28
Threads6
3.4 GHz
Base Clock Speed2.8 GHz
5.6 GHz
Turbo Clock Speed4.0 GHz
Not AvailableTDP65 W
10 nm
Process Size14 nm
34.0x
Multiplier28.0x
UHD Graphics 770
Integrated GraphicsNone
Yes
OverclockableNo

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