Intel Core i5 8600K vs Intel Core i9 9920X

VS

Intel Core i5 8600K

Intel Core i9 9920X

We compared two desktop CPUs: Intel Core i5 8600K with 6 cores 3.6GHz and Intel Core i9 9920X with 12 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 8600K 's Advantages

Integrated graphics card

Higher base frequency (3.6GHz vs 3.5GHz)

Lower TDP (95W vs 165W)

Intel Core i9 9920X 's Advantages

Released 1 years late

Larger memory bandwidth (85GB/s vs 41.6GB/s)

Larger L3 cache size (19MB vs 9MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 8600K +12%

1201

Intel Core i9 9920X

1067

Cinebench R23 Multi Core

Intel Core i5 8600K

6612

Intel Core i9 9920X +123%

14793

Geekbench 6 Single Core

Intel Core i5 8600K +18%

1649

Intel Core i9 9920X

1389

Geekbench 6 Multi Core

Intel Core i5 8600K +99%

6050

Intel Core i9 9920X

3027

Geekbench 5 Single Core

Intel Core i5 8600K

1163

Intel Core i9 9920X

1171

Geekbench 5 Multi Core

Intel Core i5 8600K

5367

Intel Core i9 9920X +132%

12494

Passmark CPU Single Core

Intel Core i5 8600K

2603

Intel Core i9 9920X

2608

Passmark CPU Multi Core

Intel Core i5 8600K

10201

Intel Core i9 9920X +145%

25060

Intel Core i5 8600K

VS

Intel Core i9 9920X

General Parameters

Oct 2017

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Skylake

i5-8600K

Processor Number

i9-9920X

LGA-1151

Socket

LGA-2066

UHD Graphics 630

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

95 W

Power Consumption

165 W

100 °C

Peak Operating Temperature

92 °C

CPU Performance

6

Performance Cores

12

6

Performance Core Threads

24

3.6 GHz

Performance Core Base Frequency

3.5 GHz

4.3 GHz

Performance Core Turbo Frequency

4.4 GHz

6

Total Core Count

12

6

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

9 MB shared

L3 Cache

19 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

41.6 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

350 MHz

GPU Base Frequency

-

1150 MHz

GPU Max Dynamic Frequency

-

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

-

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i5 8600K

Official Website

Intel Core i9 9920X

3.0

PCIe Version

3.0

16

PCIe Lanes

44

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2, AVX-512

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