Intel Core i5 10400F vs Intel Core i9 9900X

VS

Intel Core i5 10400F

Intel Core i9 9900X

We compared two desktop CPUs: Intel Core i5 10400F with 6 cores 2.9GHz and Intel Core i9 9900X with 10 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 10400F 's Advantages

Released 1 years and 7 months late

Lower TDP (65W vs 165W)

Intel Core i9 9900X 's Advantages

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

Higher base frequency (3.5GHz vs 2.9GHz)

Larger L3 cache size (20MB vs 12MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 10400F

1101

Intel Core i9 9900X +7%

1182

Cinebench R23 Multi Core

Intel Core i5 10400F

7576

Intel Core i9 9900X +84%

13994

Geekbench 6 Single Core

Intel Core i5 10400F

1459

Intel Core i9 9900X

1455

Geekbench 6 Multi Core

Intel Core i5 10400F

6209

Intel Core i9 9900X +65%

10273

Geekbench 5 Single Core

Intel Core i5 10400F

1101

Intel Core i9 9900X +5%

1165

Geekbench 5 Multi Core

Intel Core i5 10400F

6041

Intel Core i9 9900X +77%

10704

Passmark CPU Single Core

Intel Core i5 10400F

2551

Intel Core i9 9900X

2565

Passmark CPU Multi Core

Intel Core i5 10400F

12350

Intel Core i9 9900X +76%

21833

Intel Core i5 10400F

VS

Intel Core i9 9900X

General Parameters

May 2020

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Comet Lake

Core Architecture

Skylake

i5-10400F

Processor Number

i9-9900X

LGA-1200

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

65 W

Power Consumption

165 W

100 °C

Peak Operating Temperature

92 °C

CPU Performance

6

Performance Cores

10

12

Performance Core Threads

20

2.9 GHz

Performance Core Base Frequency

3.5 GHz

4.3 GHz

Performance Core Turbo Frequency

4.4 GHz

6

Total Core Count

10

12

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

12 MB shared

L3 Cache

20 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

41.6 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i5 10400F

Official Website

Intel Core i9 9900X

3.0

PCIe Version

3.0

16

PCIe Lanes

44

-

Extended Instruction Set

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

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