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The Core i5-6400 is a much slower gaming CPU than the Ryzen 9 3900XT, however, it's a much better value for money, as it's CA$409.29 cheaper!

Advantages of the Core i5-6400

  • Up to 71% cheaperCA$165.71 vs CA$575.00
  • A much better value for money for gaming
  • Consumes up to 38% less energy65 vs 105 Watts
  • Can run games without a dedicated GPU as it has integrated graphics

Advantages of the Ryzen 9 3900XT

  • At least 2x faster CPU for gaming
  • Can execute more multi-threaded tasks simultaneously – 24 vs 4 threads

Core i5-6400 vs Ryzen 9 3900XT for Gaming

The CPU's performance in selected game and settings

Core i5-6400 vs Ryzen 9 3900XT 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 Ryzen 9 3900XT in synthetic CPU benchmarks

Intel Core i5-6400 Logo

Core i5-6400

Jul 2nd, 2015


Geekbench 6 Single-Core

1124

65%

Geekbench 6 Multi-Core

3067

31%

AMD Ryzen 9 3900XT Logo

Ryzen 9 3900XT

Jul 7th, 2020


Geekbench 6 Single-Core

1739

100%

Geekbench 6 Multi-Core

9894

100%

Performance Specifications

The Core i5-6400 vs Ryzen 9 3900XT in core CPU performance specifications

Intel Core i5-6400 Logo

Core i5-6400

Jul 2nd, 2015


Cores

4-core

33%

L3 Cache

6 MB

9%


Base Frequency

2.7 GHz

71%

Turbo Frequency

3.3 GHz

70%

Max. DDR4 RAM Speed

2133 MHz

67%

AMD Ryzen 9 3900XT Logo

Ryzen 9 3900XT

Jul 7th, 2020


Cores

12-core

100%

L3 Cache

64 MB

100%


Base Frequency

3.8 GHz

100%

Turbo Frequency

4.7 GHz

100%

Max. DDR4 RAM Speed

3200 MHz

100%

Specifications

Comparison of all specifications

Intel Core i5-6400 Logo

Core i5-6400

Specifications

Comparison of all specifications

AMD Ryzen 9 3900XT Logo

Ryzen 9 3900XT

Jul 2nd, 2015
Jul 7th, 2020
$182.00
$499.00
Desktop
Desktop
Intel Socket 1151AMD Socket AM4
SkylakeMatisse
65 W
105 W
4
12
4
24
2.7 GHz
3.8 GHz
3.3 GHz
4.7 GHz
6 MB
64 MB
DDR4 @ 2133 MHzDDR4 @ 3200 MHz
HD Graphics 530
No
No
Yes

Core i5-6400 and Ryzen 9 3900XT vs Other CPUs

The most compared CPUs against the Core i5-6400 and Ryzen 9 3900XT

The most compared CPUs against the Core i5-6400 and Ryzen 9 3900XT

CPUs Compared for Gaming

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