AMD Ryzen 9 3950X vs Intel Core i5 8400

VS

AMD Ryzen 9 3950X

Intel Core i5 8400

We compared two desktop CPUs: AMD Ryzen 9 3950X with 16 cores 3.5GHz 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 9 3950X 's Advantages

Released 2 years and 1 months late

Higher specification of memory (3200 vs 2666)

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 2.8GHz)

Larger L3 cache size (64MB vs 9MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i5 8400 's Advantages

Integrated graphics card

Lower TDP (65W vs 105W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3950X +31%

1349

Intel Core i5 8400

1026

Cinebench R23 Multi Core

AMD Ryzen 9 3950X +320%

24396

Intel Core i5 8400

5798

Geekbench 6 Single Core

AMD Ryzen 9 3950X +31%

1709

Intel Core i5 8400

1298

Geekbench 6 Multi Core

AMD Ryzen 9 3950X +149%

11656

Intel Core i5 8400

4677

Geekbench 5 Single Core

AMD Ryzen 9 3950X +23%

1279

Intel Core i5 8400

1032

Geekbench 5 Multi Core

AMD Ryzen 9 3950X +214%

14487

Intel Core i5 8400

4611

Passmark CPU Single Core

AMD Ryzen 9 3950X +12%

2692

Intel Core i5 8400

2387

Passmark CPU Multi Core

AMD Ryzen 9 3950X +322%

38953

Intel Core i5 8400

9214

AMD Ryzen 9 3950X

VS

Intel Core i5 8400

General Parameters

Nov 2019

Release Date

Oct 2017

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Coffee Lake

-

Processor Number

i5-8400

AM4

Socket

LGA-1151

N/A

Integrated Graphics

UHD Graphics 630

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

105 W

Power Consumption

65 W

-

Peak Operating Temperature

100 °C

CPU Performance

16

Performance Cores

6

32

Performance Core Threads

6

3.5 GHz

Performance Core Base Frequency

2.8 GHz

4.7 GHz

Performance Core Turbo Frequency

4 GHz

16

Total Core Count

6

32

Total Thread Count

6

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

28x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

64 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

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 9 3950X

Official Website

Intel Core i5 8400

4.0

PCIe Version

3.0

16

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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