Intel Core i5 12600KF vs Intel Core i5 6400

VS

Intel Core i5 12600KF

Intel Core i5 6400

We compared two desktop CPUs: Intel Core i5 12600KF with 10 cores 3.7GHz 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 12600KF 's Advantages

Released 6 years and 1 months late

Higher specification of memory (4800 vs 2133)

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.7GHz vs 2.7GHz)

Larger L3 cache size (20MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 6400 's Advantages

Integrated graphics card

Lower TDP (65W vs 125W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 12600KF +112%

1908

Intel Core i5 6400

898

Cinebench R23 Multi Core

Intel Core i5 12600KF +449%

17648

Intel Core i5 6400

3214

Geekbench 6 Single Core

Intel Core i5 12600KF +127%

2597

Intel Core i5 6400

1143

Geekbench 6 Multi Core

Intel Core i5 12600KF +290%

12937

Intel Core i5 6400

3312

Blender

Intel Core i5 12600KF +457%

273

Intel Core i5 6400

49

Geekbench 5 Single Core

Intel Core i5 12600KF +115%

1839

Intel Core i5 6400

853

Geekbench 5 Multi Core

Intel Core i5 12600KF +314%

11626

Intel Core i5 6400

2805

Passmark CPU Single Core

Intel Core i5 12600KF +100%

3934

Intel Core i5 6400

1961

Passmark CPU Multi Core

Intel Core i5 12600KF +432%

27408

Intel Core i5 6400

5151

Intel Core i5 12600KF

VS

Intel Core i5 6400

General Parameters

Oct 2021

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Skylake

i5-12600KF

Processor Number

i5-6400

LGA-1700

Socket

LGA-1151

No

Integrated Graphics

HD Graphics 530

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

65 W

150 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

4

3.7 GHz

Performance Core Base Frequency

2.7 GHz

4.9 GHz

Performance Core Turbo Frequency

3.3 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

2.8 GHz

Efficiency Core Base Frequency

-

3.6 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

37x

Multiplier

27x

80 K per core

L1 Cache

64 K per core

9728 K shared

L2 Cache

256 K per core

20 MB shared

L3 Cache

6 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2133, DDR3L-1600

128 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Max Dynamic Frequency

950 MHz

Miscellaneous

Intel Core i5 12600KF

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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