Intel Core i7 12700K vs Intel Core i5 9400

VS

Intel Core i7 12700K

Intel Core i5 9400

We compared two desktop CPUs: Intel Core i7 12700K with 12 cores 3.6GHz and Intel Core i5 9400 with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 12700K 's Advantages

Released 2 years and 9 months late

Better graphics card performance

Higher specification of memory (4800 vs 2666)

Larger memory bandwidth (76.8GB/s vs 41.6GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.6GHz vs 2.9GHz)

Larger L3 cache size (25MB vs 9MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 9400 's Advantages

Lower TDP (65W vs 125W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 12700K +138%

2625

Intel Core i5 9400

1102

Geekbench 6 Multi Core

Intel Core i7 12700K +537%

14728

Intel Core i5 9400

2309

Blender

Intel Core i7 12700K +333%

364

Intel Core i5 9400

84

Geekbench 5 Single Core

Intel Core i7 12700K +98%

2084

Intel Core i5 9400

1048

Geekbench 5 Multi Core

Intel Core i7 12700K +237%

15499

Intel Core i5 9400

4599

Passmark CPU Single Core

Intel Core i7 12700K +64%

4040

Intel Core i5 9400

2457

Passmark CPU Multi Core

Intel Core i7 12700K +267%

34674

Intel Core i5 9400

9431

Intel Core i7 12700K

VS

Intel Core i5 9400

General Parameters

Oct 2021

Release Date

Jan 2019

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Coffee Lake

i7-12700K

Processor Number

i5-9400

LGA-1700

Socket

LGA-1151

UHD Graphics 770

Integrated Graphics

UHD Graphics 630

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

65 W

190 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

6

3.6 GHz

Performance Core Base Frequency

2.9 GHz

4.9 GHz

Performance Core Turbo Frequency

4.1 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

2.7 GHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

12

Total Core Count

6

20

Total Thread Count

6

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

29x

80 K per core

L1 Cache

64 K per core

12 MB shared

L2 Cache

256 K per core

25 MB shared

L3 Cache

9 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

41.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

350 MHz

1500 MHz

GPU Max Dynamic Frequency

1050 MHz

256

Shader Units

192

16

Texture Units

24

8

Raster Operation Units

3

32

Execution Units

24

15 W

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

0.78 TFLOPS

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i7 12700K

Official Website

Intel Core i5 9400

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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