Intel Core i5 13400 vs Intel Core i5 6400

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We compared two desktop CPUs: Intel Core i5 13400 with 10 cores 2.5GHz and Intel Core i5 6400 with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 13400's Advantages

Released 7 years and 4 months late

Higher specification of memory (DDR5-4800 vs DDR4-2133)

Larger memory bandwidth (76.8GB/s vs 34.1GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (20MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 6400's Advantages

Higher base frequency (2.7GHz vs 2.5GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 13400 +100%

1796

Intel Core i5 6400

898

Cinebench R23 Multi Core

Intel Core i5 13400 +345%

14311

Intel Core i5 6400

3214

Geekbench 6 Single Core

Intel Core i5 13400 +105%

2345

Intel Core i5 6400

1143

Geekbench 6 Multi Core

Intel Core i5 13400 +239%

11253

Intel Core i5 6400

3312

Blender

Intel Core i5 13400 +426%

216

Intel Core i5 6400

41

Geekbench 5 Single Core

Intel Core i5 13400 +102%

1729

Intel Core i5 6400

853

Geekbench 5 Multi Core

Intel Core i5 13400 +334%

12198

Intel Core i5 6400

2805

Passmark CPU Single Core

Intel Core i5 13400 +92%

3766

Intel Core i5 6400

1961

Passmark CPU Multi Core

Intel Core i5 13400 +406%

26079

Intel Core i5 6400

5151

Intel Core i5 13400

VS

Intel Core i5 6400

General Parameters

Jan 2023

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Skylake

i5-13400

Processor Number

i5-6400

LGA-1700

Socket

LGA-1151

UHD Graphics 730

Integrated Graphics

HD Graphics 530

Package

10 nm

Manufacturing Process

14 nm

LGA-1700

Socket

LGA-1151

65 W

Power Consumption

65 W

154W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

4

2.5 GHz

Performance Core Base Frequency

2.7 GHz

4.6 GHz

Performance Core Turbo Frequency

3.3 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

1.8 GHz

Efficiency Core Base Frequency

-

3.3 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

4

16

Total Thread Count

4

100MHz

Bus Frequency

100MHz

25x

Multiplier

27x

80K per core

L1 Cache

64K per core

1280K per core

L2 Cache

256K per core

20MB shared

L3 Cache

6MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2133, DDR3L-1600

128GB

Max Memory Size

64GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

34.1 GB/s

-

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

300 MHz

GPU Base Frequency

-

1450 MHz

GPU Max Dynamic Frequency

950 MHz

192

Shader Units

-

48

Texture Units

-

24

Raster Operation Units

-

24

Execution Units

-

15 W

Power Consumption

-

3840x2160 - 60 Hz

Max Resolution

-

0.35 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i5 13400

Official Website

Intel Core i5 6400

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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