AMD Ryzen 7 5800 vs Intel Core i5 8400

VS

AMD Ryzen 7 5800

Intel Core i5 8400

We compared two desktop CPUs: AMD Ryzen 7 5800 with 8 cores 3.4GHz and Intel Core i5 8400 with 6 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 5800 's Advantages

Released 3 years and 3 months late

Higher specification of memory (3200 vs 2666)

Larger memory bandwidth (51.2GB/s vs 41.6GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.4GHz vs 2.8GHz)

Larger L3 cache size (32MB vs 9MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i5 8400 's Advantages

Integrated graphics card

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5800 +52%

1568

Intel Core i5 8400

1026

Cinebench R23 Multi Core

AMD Ryzen 7 5800 +141%

14000

Intel Core i5 8400

5798

Geekbench 6 Single Core

AMD Ryzen 7 5800 +58%

2051

Intel Core i5 8400

1298

Geekbench 6 Multi Core

AMD Ryzen 7 5800 +103%

9507

Intel Core i5 8400

4677

Blender

AMD Ryzen 7 5800 +146%

205

Intel Core i5 8400

83

Geekbench 5 Single Core

AMD Ryzen 7 5800 +60%

1658

Intel Core i5 8400

1032

Geekbench 5 Multi Core

AMD Ryzen 7 5800 +103%

9390

Intel Core i5 8400

4611

Passmark CPU Single Core

AMD Ryzen 7 5800 +41%

3388

Intel Core i5 8400

2387

Passmark CPU Multi Core

AMD Ryzen 7 5800 +180%

25830

Intel Core i5 8400

9214

AMD Ryzen 7 5800

VS

Intel Core i5 8400

General Parameters

Jan 2021

Release Date

Oct 2017

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Vermeer

Core Architecture

Coffee Lake

-

Processor Number

i5-8400

AM4

Socket

LGA-1151

N/A

Integrated Graphics

UHD Graphics 630

Package

7 nm

Manufacturing Process

14 nm

65 W

Power Consumption

65 W

95 °C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

6

3.4 GHz

Performance Core Base Frequency

2.8 GHz

4.6 GHz

Performance Core Turbo Frequency

4 GHz

8

Total Core Count

6

16

Total Thread Count

6

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

28x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

32 MB shared

L3 Cache

9 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

51.2 GB/s

Max Memory Bandwidth

41.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1050 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

AMD Ryzen 7 5800

Official Website

Intel Core i5 8400

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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