Intel Core i5 10400 vs Intel Core i7 6700

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We compared two desktop CPUs: Intel Core i5 10400 with 6 cores 2.9GHz and Intel Core i7 6700 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 10400 's Advantages

Released 4 years and 8 months late

Higher specification of memory (DDR4-2666 vs DDR4-2133)

Larger memory bandwidth (41.6GB/s vs 34.1GB/s)

Larger L3 cache size (12MB vs 8MB)

Intel Core i7 6700 's Advantages

Higher base frequency (3.4GHz vs 2.9GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 10400 +5%

1130

Intel Core i7 6700

1076

Cinebench R23 Multi Core

Intel Core i5 10400 +51%

7598

Intel Core i7 6700

5018

Geekbench 6 Single Core

Intel Core i5 10400 +12%

1401

Intel Core i7 6700

1250

Geekbench 6 Multi Core

Intel Core i5 10400 +61%

5919

Intel Core i7 6700

3667

Blender

Intel Core i5 10400 +36%

113

Intel Core i7 6700

83

Geekbench 5 Single Core

Intel Core i5 10400 +14%

1149

Intel Core i7 6700

1002

Geekbench 5 Multi Core

Intel Core i5 10400 +47%

5766

Intel Core i7 6700

3915

Passmark CPU Single Core

Intel Core i5 10400 +11%

2569

Intel Core i7 6700

2299

Passmark CPU Multi Core

Intel Core i5 10400 +51%

12194

Intel Core i7 6700

8046

Intel Core i5 10400

VS

Intel Core i7 6700

General Parameters

May 2020

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Comet Lake

Core Architecture

Skylake

i5-10400

Processor Number

i7-6700

LGA-1200

Socket

LGA-1151

UHD Graphics 630

Integrated Graphics

HD Graphics 530

Package

14 nm

Manufacturing Process

14 nm

LGA-1200

Socket

LGA-1151

65 W

Power Consumption

65 W

100 °C

Peak Operating Temperature

-

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

2.9 GHz

Performance Core Base Frequency

3.4 GHz

4.3 GHz

Performance Core Turbo Frequency

4 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

34x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2133, DDR3L-1600

128 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

41.6 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

350 MHz

GPU Base Frequency

-

1100 MHz

GPU Max Dynamic Frequency

1150 MHz

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

-

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i5 10400

Official Website

Intel Core i7 6700

3.0

PCIe Version

3.0

16

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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