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Core i5-6400 vs Core i9-9920X

Core i5-6400 vs Core i9-9920X: game performance, price, value, and specification comparison. Select comparison game parameters.

Intel Core i5-6400

2.7 GHz | 4-core

Intel Core i5-6400 Logo
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400

Buy for $79 on Amazon

In Stock

Updated 10080 minutes ago

vs
FPS Winner

Intel Core i9-9920X

3.5 GHz | 12-core

Intel Core i9-9920X Logo
Intel Core i9-9920X X-Series Processor 12 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC6)

Buy for $587.46 on Amazon

In Stock

Updated 10080 minutes ago

Intel Core i5-6400

2.7 GHz | 4-core

Intel Core i5-6400 Logo
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400

Buy for $79 on Amazon

In Stock

Updated 10080 minutes ago

vs
FPS Winner

Intel Core i9-9920X

3.5 GHz | 12-core

Intel Core i9-9920X Logo
Intel Core i9-9920X X-Series Processor 12 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC6)

Buy for $587.46 on Amazon

In Stock

Updated 10080 minutes ago

Key Differences

In short — Core i9-9920X outperforms the cheaper Core i5-6400 on the selected game parameters. However, the worse performing Core i5-6400 is a better bang for your buck. The better performing Core i9-9920X is 1205 days newer than the cheaper Core i5-6400.

Advantages of Intel Core i5-6400

  • Up to 87% cheaper than Core i9-9920X - $79.0 vs $587.46
  • Up to 85% better value when playing Cyberpunk 2077 than Core i9-9920X - $1.11 vs $7.63 per FPS
  • Consumes up to 61% less energy than Intel Core i9-9920X - 65 vs 165 Watts
  • Works without a dedicated GPU, while Intel Core i9-9920X doesn't have integrated graphics

Advantages of Intel Core i9-9920X

  • Performs up to 8% better in Cyberpunk 2077 than Core i5-6400 - 77 vs 71 FPS
  • Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 24 vs 4 threads
This is a free version of Cyberpunk 2077.
Cyberpunk 2077

Cyberpunk 2077

Resolution

1920 x 1080

Game Graphics

RT Overdrive

Intel Core i5-6400 Logo
Core i5-6400

Desktop • Jul 2nd, 2015


FPS

71

92%

Value, $/FPS

$1.11/FPS

100%

Price, $

$79

100%

Value Winner

Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400

Buy for $79 on Amazon

In Stock

Updated 10080 minutes ago

Intel Core i9-9920X Logo
Core i9-9920X

Desktop • Oct 19th, 2018


FPS

77

100%

Value, $/FPS

$7.63/FPS

14%

Price, $

$587.46

13%

FPS Winner

Intel Core i9-9920X X-Series Processor 12 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC6)

Buy for $587.46 on Amazon

In Stock

Updated 10080 minutes ago

TOP 5 Games

Resolution

1920 x 1080

Game Graphics

RT Overdrive

Intel Core i5-6400 Logo
Core i5-6400

Desktop • Jul 2nd, 2015

Intel Core i9-9920X Logo
Core i9-9920X

Desktop • Oct 19th, 2018

Geekbench 5 Benchmarks

Intel Core i5-6400 Logo
Core i5-6400

Desktop • Jul 2nd, 2015


Single-Core

1111

78%

Multi-Core

3023

32%

Intel Core i9-9920X Logo
Core i9-9920X

Desktop • Oct 19th, 2018


Single-Core

1413

100%

Multi-Core

9442

100%

Intel Core i5-6400 Logo

Intel Core i5-6400

vs
Intel Core i9-9920X Logo

Intel Core i9-9920X

Jul 2nd, 2015Release Date
Oct 19th, 2018
Core i5CollectionCore i9
SkylakeCodenameSkylake
Intel Socket 1151SocketIntel Socket 2066
Desktop
Segment
Desktop
4Cores
12
4Threads
24
2.7 GHzBase Clock Speed
3.5 GHz
3.3 GHzTurbo Clock Speed
4.4 GHz
65 W
TDP165 W
14 nmProcess Size14 nm
27.0xMultiplier
35.0x
HD Graphics 530
Integrated GraphicsNone
NoOverclockable
Yes

Builds Using Core i5-6400 or Core i9-9920X

Cyberpunk 2077, 1920 x 1080, RT Overdrive

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