Intel Core i9 9900X vs Intel Core i5 8600

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We compared two desktop CPUs: Intel Core i9 9900X with 10 cores 3.5GHz and Intel Core i5 8600 with 6 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9900X 's Advantages

Released 6 months late

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

Higher base frequency (3.5GHz vs 3.1GHz)

Larger L3 cache size (20MB vs 9MB)

Intel Core i5 8600 's Advantages

Integrated graphics card

Lower TDP (65W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 9900X +5%

1455

Intel Core i5 8600

1374

Geekbench 6 Multi Core

Intel Core i9 9900X +85%

10273

Intel Core i5 8600

5535

Geekbench 5 Single Core

Intel Core i9 9900X +8%

1165

Intel Core i5 8600

1074

Geekbench 5 Multi Core

Intel Core i9 9900X +106%

10704

Intel Core i5 8600

5184

Passmark CPU Single Core

Intel Core i9 9900X

2565

Intel Core i5 8600

2574

Passmark CPU Multi Core

Intel Core i9 9900X +121%

21833

Intel Core i5 8600

9853

Intel Core i9 9900X

VS

Intel Core i5 8600

General Parameters

Oct 2018

Release Date

Apr 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Coffee Lake

i9-9900X

Processor Number

i5-8600

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1151

165 W

Power Consumption

65 W

92 °C

Peak Operating Temperature

100 °C

CPU Performance

10

Performance Cores

6

20

Performance Core Threads

6

3.5 GHz

Performance Core Base Frequency

3.1 GHz

4.4 GHz

Performance Core Turbo Frequency

4.3 GHz

10

Total Core Count

6

20

Total Thread Count

6

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

31x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

9 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1050 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i9 9900X

Official Website

Intel Core i5 8600

3.0

PCIe Version

3.0

44

PCIe Lanes

16

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

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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