Intel Core i5 6400 vs AMD Ryzen 9 5900

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We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and AMD Ryzen 9 5900 with 12 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6400 's Advantages

Integrated graphics card

AMD Ryzen 9 5900 's Advantages

Released 5 years and 4 months late

Higher specification of memory (DDR4-3200 vs DDR4-2133)

Larger memory bandwidth (51.2GB/s vs 34.1GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.0GHz vs 2.7GHz)

Larger L3 cache size (32MB vs 6MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6400

898

AMD Ryzen 9 5900 +77%

1591

Cinebench R23 Multi Core

Intel Core i5 6400

3214

AMD Ryzen 9 5900 +547%

20814

Geekbench 6 Single Core

Intel Core i5 6400

1143

AMD Ryzen 9 5900 +81%

2080

Geekbench 6 Multi Core

Intel Core i5 6400

3312

AMD Ryzen 9 5900 +195%

9774

Blender

Intel Core i5 6400

41

AMD Ryzen 9 5900 +524%

256

Geekbench 5 Single Core

Intel Core i5 6400

853

AMD Ryzen 9 5900 +101%

1715

Geekbench 5 Multi Core

Intel Core i5 6400

2805

AMD Ryzen 9 5900 +364%

13017

Passmark CPU Single Core

Intel Core i5 6400

1961

AMD Ryzen 9 5900 +75%

3447

Passmark CPU Multi Core

Intel Core i5 6400

5151

AMD Ryzen 9 5900 +569%

34510

Intel Core i5 6400

VS

AMD Ryzen 9 5900

General Parameters

Sep 2015

Release Date

Jan 2021

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Vermeer

i5-6400

Processor Number

-

LGA-1151

Socket

AM4

HD Graphics 530

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

7 nm

LGA-1151

Socket

AM4

65 W

Power Consumption

65 W

-

Peak Operating Temperature

95 °C

CPU Performance

4

Performance Cores

12

4

Performance Core Threads

24

2.7 GHz

Performance Core Base Frequency

3.0 GHz

3.3 GHz

Performance Core Turbo Frequency

4.7 GHz

4

Total Core Count

12

4

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

27x

Multiplier

30x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

512 K per core

6 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-3200

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

51.2 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

950 MHz

GPU Max Dynamic Frequency

-

Miscellaneous

Intel Core i5 6400

Official Website

AMD Ryzen 9 5900

3.0

PCIe Version

4.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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