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Core i5-9400 vs Core i9-7900X

Core i5-9400 vs Core i9-7900X: game performance, price, value, and specification comparison. Select comparison game parameters.

Intel Core i5-9400

2.9 GHz | 6-core

Intel Core i5-9400 Logo
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $160.91 on Amazon

In Stock

Updated 11067 minutes ago

vs
FPS Winner

Intel Core i9-7900X

3.3 GHz | 10-core

Intel Core i9-7900X Logo
Intel Core i9-7900X X-Series Processor 10 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 140W

Buy for $412.83 on Amazon

In Stock

Updated 11067 minutes ago

Intel Core i5-9400

2.9 GHz | 6-core

Intel Core i5-9400 Logo
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $160.91 on Amazon

In Stock

Updated 11067 minutes ago

vs
FPS Winner

Intel Core i9-7900X

3.3 GHz | 10-core

Intel Core i9-7900X Logo
Intel Core i9-7900X X-Series Processor 10 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 140W

Buy for $412.83 on Amazon

In Stock

Updated 11067 minutes ago

Key Differences

In short — Core i9-7900X outperforms the cheaper Core i5-9400 on the selected game parameters. However, the worse performing Core i5-9400 is a better bang for your buck. The better performing Core i9-7900X is 480 days older than the cheaper Core i5-9400.

Advantages of Intel Core i5-9400

  • Up to 61% cheaper than Core i9-7900X - $160.91 vs $412.83
  • Up to 59% better value when playing League of Legends than Core i9-7900X - $0.99 vs $2.43 per FPS
  • Consumes up to 54% less energy than Intel Core i9-7900X - 65 vs 140 Watts
  • Works without a dedicated GPU, while Intel Core i9-7900X doesn't have integrated graphics

Advantages of Intel Core i9-7900X

  • Performs up to 5% better in League of Legends than Core i5-9400 - 170 vs 162 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 20 vs 6 threads
This is a free version of League of Legends.
League of Legends

League of Legends

Resolution

1920 x 1080

Game Graphics

Very High

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018


FPS

162

95%

Value, $/FPS

$0.99/FPS

100%

Price, $

$160.91

100%

Value Winner

Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400

Buy for $160.91 on Amazon

In Stock

Updated 11067 minutes ago

Intel Core i9-7900X Logo
Core i9-7900X

Desktop • Jun 26th, 2017


FPS

170

100%

Value, $/FPS

$2.43/FPS

40%

Price, $

$412.83

38%

FPS Winner

Intel Core i9-7900X X-Series Processor 10 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 140W

Buy for $412.83 on Amazon

In Stock

Updated 11067 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

Very High

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018

Intel Core i9-7900X Logo
Core i9-7900X

Desktop • Jun 26th, 2017

Geekbench 5 Benchmarks

Intel Core i5-9400 Logo
Core i5-9400

Desktop • Oct 19th, 2018


Single-Core

1384

97%

Multi-Core

4795

54%

Intel Core i9-7900X Logo
Core i9-7900X

Desktop • Jun 26th, 2017


Single-Core

1422

100%

Multi-Core

8781

100%

Intel Core i5-9400 Logo

Intel Core i5-9400

vs
Intel Core i9-7900X Logo

Intel Core i9-7900X

Oct 19th, 2018
Release DateJun 26th, 2017
Core i5CollectionCore i9
Coffee LakeCodenameSkylake-E/EP
Intel Socket 1151SocketIntel Socket 2066
Desktop
Segment
Desktop
6Cores
10
6Threads
20
2.9 GHzBase Clock Speed
3.3 GHz
4.1 GHzTurbo Clock Speed
4.3 GHz
65 W
TDP140 W
14 nmProcess Size14 nm
29.0xMultiplier
33.0x
UHD 630
Integrated GraphicsNone
NoOverclockable
Yes

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