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The Core i5-6400 is a much slower gaming CPU than the Core i9-9900, however, it's a much better value for money, as it's $604.25 cheaper!

Advantages of the Core i5-6400

  • Up to 91% cheaper$63.16 vs $667.41
  • A much better value for money for gaming

Advantages of the Core i9-9900

  • A much faster CPU for gaming
  • Can execute more multi-threaded tasks simultaneously – 16 vs 4 threads

Core i5-6400 vs Core i9-9900 for Gaming

The CPU's performance in selected game and settings

Core i5-6400 vs Core i9-9900 in My Games

The FPS you'll get in saved games, click on a game to change it

The FPS you'll get in saved games, click on a game to change it

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Synthetic Benchmarks

The Core i5-6400 vs Core i9-9900 in synthetic CPU benchmarks

Intel Core i5-6400 Logo

Core i5-6400

Jul 2nd, 2015


Geekbench 6 Single-Core

1124

70%

Geekbench 6 Multi-Core

3067

42%

Intel Core i9-9900 Logo

Core i9-9900

Apr 23rd, 2019


Geekbench 6 Single-Core

1610

100%

Geekbench 6 Multi-Core

7225

100%

Performance Specifications

The Core i5-6400 vs Core i9-9900 in core CPU performance specifications

Intel Core i5-6400 Logo

Core i5-6400

Jul 2nd, 2015


Cores

4-core

50%

L3 Cache

6 MB

38%


Base Frequency

2.7 GHz

87%

Turbo Frequency

3.3 GHz

66%

Max. DDR4 RAM Speed

2133 MHz

80%

Intel Core i9-9900 Logo

Core i9-9900

Apr 23rd, 2019


Cores

8-core

100%

L3 Cache

16 MB

100%


Base Frequency

3.1 GHz

100%

Turbo Frequency

5 GHz

100%

Max. DDR4 RAM Speed

2666 MHz

100%

Specifications

Comparison of all specifications

Intel Core i5-6400 Logo

Core i5-6400

Specifications

Comparison of all specifications

Intel Core i9-9900 Logo

Core i9-9900

Jul 2nd, 2015
Apr 23rd, 2019
$182.00
$423.00
Desktop
Desktop
Intel Socket 1151Intel Socket 1151
SkylakeCoffee Lake
65 W65 W
4
8
4
16
2.7 GHz
3.1 GHz
3.3 GHz
5.0 GHz
6 MB
16 MB
DDR4 @ 2133 MHzDDR4 @ 2666 MHz
HD Graphics 530UHD Graphics 630
NoNo

Core i5-6400 and Core i9-9900 vs Other CPUs

The most compared CPUs against the Core i5-6400 and Core i9-9900

The most compared CPUs against the Core i5-6400 and Core i9-9900

CPUs Compared for Gaming

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Found 1155 CPUs

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