Intel Core i7 12700F vs Intel Core i5 6400

VS

Intel Core i7 12700F

Intel Core i5 6400

We compared two desktop CPUs: Intel Core i7 12700F with 12 cores 2.1GHz 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 i7 12700F 's Advantages

Released 6 years and 4 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)

Larger L3 cache size (25MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 6400 's Advantages

Integrated graphics card

Higher base frequency (2.7GHz vs 2.1GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 12700F +109%

1885

Intel Core i5 6400

898

Cinebench R23 Multi Core

Intel Core i7 12700F +515%

19795

Intel Core i5 6400

3214

Geekbench 6 Single Core

Intel Core i7 12700F +113%

2446

Intel Core i5 6400

1143

Geekbench 6 Multi Core

Intel Core i7 12700F +285%

12755

Intel Core i5 6400

3312

Blender

Intel Core i7 12700F +569%

328

Intel Core i5 6400

49

Geekbench 5 Single Core

Intel Core i7 12700F +99%

1703

Intel Core i5 6400

853

Geekbench 5 Multi Core

Intel Core i7 12700F +341%

12395

Intel Core i5 6400

2805

Passmark CPU Single Core

Intel Core i7 12700F +97%

3882

Intel Core i5 6400

1961

Passmark CPU Multi Core

Intel Core i7 12700F +495%

30652

Intel Core i5 6400

5151

Intel Core i7 12700F

VS

Intel Core i5 6400

General Parameters

Jan 2022

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Skylake

i7-12700F

Processor Number

i5-6400

LGA-1700

Socket

LGA-1151

No

Integrated Graphics

HD Graphics 530

Package

10 nm

Manufacturing Process

14 nm

65 W

Power Consumption

65 W

180 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

2.1 GHz

Performance Core Base Frequency

2.7 GHz

4.8 GHz

Performance Core Turbo Frequency

3.3 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

1.6 GHz

Efficiency Core Base Frequency

-

3.6 GHz

Efficiency Core Turbo Frequency

-

12

Total Core Count

4

20

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

27x

80 K per core

L1 Cache

64 K per core

12 MB shared

L2 Cache

256 K per core

25 MB shared

L3 Cache

6 MB shared

No

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 i7 12700F

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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