Intel Core i9 7920X vs Intel Core i5 10400

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We compared two desktop CPUs: Intel Core i9 7920X with 12 cores 2.9GHz and Intel Core i5 10400 with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 7920X 's Advantages

Larger memory bandwidth (85GB/s vs 41.6GB/s)

Larger L3 cache size (17MB vs 12MB)

Intel Core i5 10400 's Advantages

Released 2 years and 9 months late

Integrated graphics card

Lower TDP (65W vs 140W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 7920X

1053

Intel Core i5 10400 +33%

1401

Geekbench 6 Multi Core

Intel Core i9 7920X

4327

Intel Core i5 10400 +36%

5919

Geekbench 5 Single Core

Intel Core i9 7920X

1137

Intel Core i5 10400 +1%

1149

Geekbench 5 Multi Core

Intel Core i9 7920X +105%

11828

Intel Core i5 10400

5766

Passmark CPU Single Core

Intel Core i9 7920X

2488

Intel Core i5 10400 +3%

2569

Passmark CPU Multi Core

Intel Core i9 7920X +92%

23468

Intel Core i5 10400

12194

Intel Core i9 7920X

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Intel Core i5 10400

General Parameters

Aug 2017

Release Date

May 2020

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Comet Lake

i9-7920X

Processor Number

i5-10400

LGA-2066

Socket

LGA-1200

N/A

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1200

140 W

Power Consumption

65 W

95 °C

Peak Operating Temperature

100 °C

CPU Performance

12

Performance Cores

6

24

Performance Core Threads

12

2.9 GHz

Performance Core Base Frequency

2.9 GHz

4.3 GHz

Performance Core Turbo Frequency

4.3 GHz

12

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

29x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

17 MB shared

L3 Cache

12 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1100 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

Intel Core i9 7920X

Official Website

Intel Core i5 10400

3.0

PCIe Version

3.0

44

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

-

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