Intel Core i5 6600K vs Intel Core i9 9900K

VS

Intel Core i5 6600K

Intel Core i9 9900K

We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and Intel Core i9 9900K with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6600K 's Advantages

Lower TDP (91W vs 95W)

Intel Core i9 9900K 's Advantages

Released 3 years and 2 months late

Higher specification of memory (2666 vs 2133)

Larger memory bandwidth (41.6GB/s vs 34.1GB/s)

Higher base frequency (3.6GHz vs 3.5GHz)

Larger L3 cache size (16MB vs 6MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6600K

1040

Intel Core i9 9900K +28%

1333

Cinebench R23 Multi Core

Intel Core i5 6600K

3963

Intel Core i9 9900K +215%

12496

Geekbench 6 Single Core

Intel Core i5 6600K

1486

Intel Core i9 9900K +12%

1665

Geekbench 6 Multi Core

Intel Core i5 6600K

4406

Intel Core i9 9900K +45%

6395

Blender

Intel Core i5 6600K

63

Intel Core i9 9900K +231%

209

Geekbench 5 Single Core

Intel Core i5 6600K

1125

Intel Core i9 9900K +12%

1265

Geekbench 5 Multi Core

Intel Core i5 6600K

3775

Intel Core i9 9900K +122%

8406

Passmark CPU Single Core

Intel Core i5 6600K

2327

Intel Core i9 9900K +26%

2945

Passmark CPU Multi Core

Intel Core i5 6600K

6329

Intel Core i9 9900K +190%

18381

Intel Core i5 6600K

VS

Intel Core i9 9900K

General Parameters

Aug 2015

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Coffee Lake

i5-6600K

Processor Number

i9-9900K

LGA-1151

Socket

LGA-1151

HD Graphics 530

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

91 W

Power Consumption

95 W

-

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

8

4

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3.6 GHz

3.9 GHz

Performance Core Turbo Frequency

5 GHz

4

Total Core Count

8

4

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35

Multiplier

36x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2666

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

1150 MHz

GPU Max Dynamic Frequency

1200 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 i5 6600K

Official Website

Intel Core i9 9900K

3.0

PCIe Version

3.0

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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