Intel Core i9 7900X vs Intel Core i5 10400F

VS

Intel Core i9 7900X Intel Core i5 10400F

We compared two desktop CPUs: Intel Core i9 7900X with 10 cores 3.3GHz and Intel Core i5 10400F 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 7900X 's Advantages

Larger memory bandwidth (79.47GB/s vs 41.6GB/s)

Higher base frequency (3.3GHz vs 2.9GHz)

Larger L3 cache size (14MB vs 12MB)

Intel Core i5 10400F 's Advantages

Released 3 years late

Lower TDP (65W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 7900X +8%

1203

Intel Core i5 10400F

1106

Cinebench R23 Multi Core

Intel Core i9 7900X +55%

11804

Intel Core i5 10400F

7603

Geekbench 6 Single Core

Intel Core i9 7900X

1323

Intel Core i5 10400F +10%

1459

Geekbench 6 Multi Core

Intel Core i9 7900X +37%

8536

Intel Core i5 10400F

6209

Geekbench 5 Single Core

Intel Core i9 7900X +2%

1127

Intel Core i5 10400F

1101

Geekbench 5 Multi Core

Intel Core i9 7900X +68%

10189

Intel Core i5 10400F

6041

Passmark CPU Single Core

Intel Core i9 7900X

2556

Intel Core i5 10400F

2551

Passmark CPU Multi Core

Intel Core i9 7900X +69%

20991

Intel Core i5 10400F

12350

Intel Core i9 7900X

VS

Intel Core i5 10400F

General Parameters

May 2017

Release Date

May 2020

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Comet Lake

i9-7900X

Processor Number

i5-10400F

LGA-2066

Socket

LGA-1200

N/A

Integrated Graphics

N/A

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

10

Performance Cores

6

20

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

2.9 GHz

4.3 GHz

Performance Core Turbo Frequency

4.3 GHz

10

Total Core Count

6

20

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

14 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

79.47 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i9 7900X

Official Website

Intel Core i5 10400F

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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