Intel Core i5 6400 vs Intel Core i5 7400

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We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Intel Core i5 7400 with 4 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 7400 's Advantages

Released 1 years and 4 months late

Higher specification of memory (DDR4-2400 vs DDR4-2133)

Larger memory bandwidth (35.76GB/s vs 34.1GB/s)

Higher base frequency (3.0GHz vs 2.7GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6400

898

Intel Core i5 7400 +4%

937

Cinebench R23 Multi Core

Intel Core i5 6400

3214

Intel Core i5 7400 +5%

3382

Geekbench 6 Single Core

Intel Core i5 6400

1143

Intel Core i5 7400 +6%

1215

Geekbench 6 Multi Core

Intel Core i5 6400

3312

Intel Core i5 7400 +6%

3517

Blender

Intel Core i5 6400

41

Intel Core i5 7400 +17%

48

Geekbench 5 Single Core

Intel Core i5 6400

853

Intel Core i5 7400 +2%

877

Geekbench 5 Multi Core

Intel Core i5 6400

2805

Intel Core i5 7400 +9%

3079

Passmark CPU Single Core

Intel Core i5 6400

1961

Intel Core i5 7400 +6%

2090

Passmark CPU Multi Core

Intel Core i5 6400

5151

Intel Core i5 7400 +6%

5491

Intel Core i5 6400

VS

Intel Core i5 7400

General Parameters

Sep 2015

Release Date

Jan 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Kaby Lake

i5-6400

Processor Number

i5-7400

LGA-1151

Socket

LGA-1151

HD Graphics 530

Integrated Graphics

HD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-1151

65 W

Power Consumption

65 W

-

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

4

Performance Core Threads

4

2.7 GHz

Performance Core Base Frequency

3.0 GHz

3.3 GHz

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

4

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

27x

Multiplier

30x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2400, DDR3L-1600

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

35.76 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

950 MHz

GPU Max Dynamic Frequency

1000 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

0.44 TFLOPS

Miscellaneous

Intel Core i5 6400

Official Website

Intel Core i5 7400

3.0

PCIe Version

3.0

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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