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Core i7-7700K vs Core i5-8400

Core i7-7700K vs Core i5-8400: game performance, price, value, and specification comparison. Select comparison game parameters.

FPS Winner

Intel Core i7-7700K

4.2 GHz | 4-core

Intel Core i7-7700K Logo
Intel 7th Gen Core i7-7700K Desktop Processor (BX80677I77700K)

Buy for CA$304.95 on Amazon

In Stock

Updated 73986 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 CA$175.26 on Amazon

In Stock

Updated 73986 minutes ago

FPS Winner

Intel Core i7-7700K

4.2 GHz | 4-core

Intel Core i7-7700K Logo
Intel 7th Gen Core i7-7700K Desktop Processor (BX80677I77700K)

Buy for CA$304.95 on Amazon

In Stock

Updated 73986 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 CA$175.26 on Amazon

In Stock

Updated 73986 minutes ago

Key Differences

In short — Core i7-7700K 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 i7-7700K is 275 days older than the cheaper Core i5-8400.

Advantages of Intel Core i7-7700K

  • Performs up to 3% better in Shadow of the Tomb Raider: Definitive Edition than Core i5-8400 - 211 vs 204 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 43% cheaper than Core i7-7700K - CA$175.26 vs CA$304.95
  • Consumes up to 29% less energy than Intel Core i7-7700K - 65 vs 91 Watts
This is a free version of Shadow of the Tomb Raider: Definitive Edition.
Shadow of the Tomb Raider: Definitive Edition

Shadow of the Tomb Raider: Definitive Edition

Resolution

1920 x 1080

Game Graphics

Highest

Intel Core i7-7700K Logo
Core i7-7700K

Desktop • Jan 3rd, 2017


FPS

211

100%

Value, CA$/FPS

Price, CA$

CA$304.95

57%

FPS Winner

Intel 7th Gen Core i7-7700K Desktop Processor (BX80677I77700K)

Buy for CA$304.95 on Amazon

In Stock

Updated 73986 minutes ago

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


FPS

204

96.6824644549763%

Value, CA$/FPS

Price, CA$

CA$175.26

100%

Intel Core i5-8400 Desktop Processor 6 Cores Up to 4.0 Ghz Lga 1151 300 Series 65W

Buy for CA$175.26 on Amazon

In Stock

Updated 73986 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

Highest

Intel Core i7-7700K Logo
Core i7-7700K

Desktop • Jan 3rd, 2017

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017

Geekbench 5 Benchmarks

Intel Core i7-7700K Logo
Core i7-7700K

Desktop • Jan 3rd, 2017


Single-Core

1571

100%

Multi-Core

5105

100%

Intel Core i5-8400 Logo
Core i5-8400

Desktop • Oct 5th, 2017


Single-Core

1353

86.1234882240611%

Multi-Core

4748

93.00685602350637%

Intel Core i7-7700K Logo

Intel Core i7-7700K

vs
Intel Core i5-8400 Logo

Intel Core i5-8400

Jan 3rd, 2017Release Date
Oct 5th, 2017
Core i7CollectionCore i5
Kaby LakeCodenameCoffee Lake
Intel Socket 1151SocketIntel Socket 1151
Desktop
Segment
Desktop
4Cores
6
8
Threads6
4.2 GHz
Base Clock Speed2.8 GHz
4.5 GHz
Turbo Clock Speed4.0 GHz
91 WTDP
65 W
14 nmProcess Size14 nm
42.0x
Multiplier28.0x
HD 630
Integrated GraphicsNone
Yes
OverclockableNo

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