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Core i7-9700K vs Core i5-8400

Core i7-9700K vs Core i5-8400: game performance, price, value, and specification comparison. Select comparison game parameters.

FPS Winner

Intel Core i7-9700K

3.6 GHz | 8-core

Intel Core i7-9700K Logo
Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $279.13 on Amazon

In Stock

Updated 349038 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 349038 minutes ago

FPS Winner

Intel Core i7-9700K

3.6 GHz | 8-core

Intel Core i7-9700K Logo
Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $279.13 on Amazon

In Stock

Updated 349038 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 349038 minutes ago

Key Differences

In short — Core i7-9700K 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 i7-9700K is 379 days newer than the cheaper Core i5-8400.

Advantages of Intel Core i7-9700K

  • Performs up to 2% better in Elden Ring than Core i5-8400 - 124 vs 121 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 8 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 50% cheaper than Core i7-9700K - $140.0 vs $279.13
  • Up to 48% better value when playing Elden Ring than Core i7-9700K - $1.16 vs $2.25 per FPS
  • Consumes up to 32% less energy than Intel Core i7-9700K - 65 vs 95 Watts
This is a free version of Elden Ring.

Elden Ring

Resolution

1920 x 1080

Game Graphics

Maximum

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018


FPS

124

100%

Value, $/FPS

$2.25/FPS

51.55555555555556%

Price, $

$279.13

50%

FPS Winner

Intel Core i7-9700K Desktop Processor 8 Cores up to 3.6 GHz Turbo unlocked LGA1151 300 Series 95W

Buy for $279.13 on Amazon

In Stock

Updated 349038 minutes ago

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

121

97.58064516129032%

Value, $/FPS

$1.16/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 349038 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

Maximum

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Geekbench 5 Benchmarks

Intel Core i7-9700K Logo
Core i7-9700K

Desktop • Oct 19th, 2018


Single-Core

1670

100%

Multi-Core

7089

100%

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

81.01796407185628%

Multi-Core

4748

66.97700662999011%

Intel Core i7-9700K Logo

Intel Core i7-9700K

vs
Intel Core i5-8400 Logo

Intel Core i5-8400

Oct 19th, 2018
Release DateOct 5th, 2017
Core i7CollectionCore i5
Coffee LakeCodenameCoffee Lake
Intel Socket 1151SocketIntel Socket 1151
Desktop
Segment
Desktop
8
Cores6
8
Threads6
3.6 GHz
Base Clock Speed2.8 GHz
4.9 GHz
Turbo Clock Speed4.0 GHz
95 WTDP
65 W
14 nmProcess Size14 nm
36.0x
Multiplier28.0x
UHD Graphics 630
Integrated GraphicsNone
Yes
OverclockableNo

Builds Using Core i7-9700K or Core i5-8400

Elden Ring, 1920 x 1080, Maximum

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