AMD Ryzen 7 5800X vs Intel Core i5 8400T

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We compared two desktop CPUs: AMD Ryzen 7 5800X with 8 cores 3.8GHz and Intel Core i5 8400T with 6 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 5800X's Advantages

Released 2 years and 6 months late

Higher specification of memory (DDR4-3200 vs DDR4-2666)

Larger memory bandwidth (47.68GB/s vs 41.6GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.8GHz vs 1.7GHz)

Larger L3 cache size (32MB vs 9MB)

Intel Core i5 8400T's Advantages

Integrated graphics card

Lower TDP (35W vs 105W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5800X +106%

1596

Intel Core i5 8400T

774

Cinebench R23 Multi Core

AMD Ryzen 7 5800X +318%

15228

Intel Core i5 8400T

3638

Geekbench 6 Single Core

AMD Ryzen 7 5800X +99%

2230

Intel Core i5 8400T

1120

Geekbench 6 Multi Core

AMD Ryzen 7 5800X +179%

10271

Intel Core i5 8400T

3670

Geekbench 5 Single Core

AMD Ryzen 7 5800X +83%

1623

Intel Core i5 8400T

886

Geekbench 5 Multi Core

AMD Ryzen 7 5800X +164%

10572

Intel Core i5 8400T

4000

Passmark CPU Single Core

AMD Ryzen 7 5800X +79%

3444

Intel Core i5 8400T

1917

Passmark CPU Multi Core

AMD Ryzen 7 5800X +274%

27907

Intel Core i5 8400T

7447

AMD Ryzen 7 5800X

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Intel Core i5 8400T

General Parameters

Oct 2020

Release Date

Apr 2018

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 3 (Vermeer)

Core Architecture

Coffee Lake

-

Processor Number

i5-8400T

AM4

Socket

LGA-1151

No

Integrated Graphics

UHD Graphics 630

Package

4.15 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-1151

105 W

Power Consumption

35 W

90°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

6

3.8 GHz

Performance Core Base Frequency

1.7 GHz

4.7 GHz

Performance Core Turbo Frequency

3.3 GHz

8

Total Core Count

6

16

Total Thread Count

6

100MHz

Bus Frequency

100MHz

38x

Multiplier

17x

64K per core

L1 Cache

64K per core

512K per core

L2 Cache

256K per core

32MB shared

L3 Cache

9MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

128GB

Max Memory Size

128GB

2

Max Memory Channels

2

47.68 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 5800X

Official Website

Intel Core i5 8400T

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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