Intel Core i9 10940X vs Intel Core i5 10400

VS

Intel Core i9 10940X Intel Core i5 10400

We compared two desktop CPUs: Intel Core i9 10940X with 14 cores 3.3GHz 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 10940X 's Advantages

Higher specification of memory (DDR4-2933 vs DDR4-2666)

Larger memory bandwidth (93.8GB/s vs 41.6GB/s)

Higher base frequency (3.3GHz vs 2.9GHz)

Larger L3 cache size (20MB vs 12MB)

Intel Core i5 10400 's Advantages

Released 7 months late

Integrated graphics card

Lower TDP (65W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 10940X +9%

1234

Intel Core i5 10400

1130

Cinebench R23 Multi Core

Intel Core i9 10940X +112%

16117

Intel Core i5 10400

7598

Geekbench 6 Single Core

Intel Core i9 10940X +4%

1471

Intel Core i5 10400

1401

Geekbench 6 Multi Core

Intel Core i9 10940X +90%

11287

Intel Core i5 10400

5919

Geekbench 5 Single Core

Intel Core i9 10940X

1144

Intel Core i5 10400

1149

Geekbench 5 Multi Core

Intel Core i9 10940X +135%

13573

Intel Core i5 10400

5766

Passmark CPU Single Core

Intel Core i9 10940X +4%

2686

Intel Core i5 10400

2569

Passmark CPU Multi Core

Intel Core i9 10940X +128%

27907

Intel Core i5 10400

12194

Intel Core i9 10940X

VS

Intel Core i5 10400

General Parameters

Oct 2019

Release Date

May 2020

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Cascade Lake

Core Architecture

Comet Lake

i9-10940X

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

165 W

Power Consumption

65 W

86 °C

Peak Operating Temperature

100 °C

CPU Performance

14

Performance Cores

6

28

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

2.9 GHz

4.6 GHz

Performance Core Turbo Frequency

4.3 GHz

14

Total Core Count

6

28

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

29x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

12 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2933

Memory Types

DDR4-2666

256 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

93.8 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 10940X

Official Website

Intel Core i5 10400

3.0

PCIe Version

3.0

48

PCIe Lanes

16

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

Extended Instruction Set

-

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