Intel Core i5 10400F vs Intel Core i7 7800X

VS

Intel Core i5 10400F Intel Core i7 7800X

We compared two desktop CPUs: Intel Core i5 10400F with 6 cores 2.9GHz and Intel Core i7 7800X with 6 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 3 years late

Higher specification of memory (DDR4-2666 vs DDR4-2400)

Larger L3 cache size (12MB vs 8MB)

Lower TDP (65W vs 140W)

Intel Core i7 7800X 's Advantages

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

Higher base frequency (3.5GHz vs 2.9GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 10400F +14%

1106

Intel Core i7 7800X

963

Cinebench R23 Multi Core

Intel Core i5 10400F +4%

7603

Intel Core i7 7800X

7269

Geekbench 6 Single Core

Intel Core i5 10400F +7%

1459

Intel Core i7 7800X

1362

Geekbench 6 Multi Core

Intel Core i5 10400F +2%

6209

Intel Core i7 7800X

6082

Geekbench 5 Single Core

Intel Core i5 10400F +2%

1101

Intel Core i7 7800X

1069

Geekbench 5 Multi Core

Intel Core i5 10400F

6041

Intel Core i7 7800X +8%

6578

Passmark CPU Single Core

Intel Core i5 10400F +5%

2551

Intel Core i7 7800X

2409

Passmark CPU Multi Core

Intel Core i5 10400F

12350

Intel Core i7 7800X +4%

12894

Intel Core i5 10400F

VS

Intel Core i7 7800X

General Parameters

May 2020

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Comet Lake

Core Architecture

Skylake

i5-10400F

Processor Number

i7-7800X

LGA-1200

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-1200

Socket

LGA-2066

65 W

Power Consumption

140 W

100 °C

Peak Operating Temperature

100 °C

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

2.9 GHz

Performance Core Base Frequency

3.5 GHz

4.3 GHz

Performance Core Turbo Frequency

4 GHz

6

Total Core Count

6

12

Total Thread Count

12

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

8 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2400

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

41.6 GB/s

Max Memory Bandwidth

79.47 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i5 10400F

Official Website

Intel Core i7 7800X

3.0

PCIe Version

3.0

16

PCIe Lanes

28

-

Extended Instruction Set

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

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