Intel Core i5 8600K vs Intel Core i7 7820X

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We compared two desktop CPUs: Intel Core i5 8600K with 6 cores 3.6GHz and Intel Core i7 7820X 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 8600K 's Advantages

Integrated graphics card

Lower TDP (95W vs 140W)

Intel Core i7 7820X 's Advantages

Larger memory bandwidth (79.47GB/s vs 41.6GB/s)

Larger L3 cache size (11MB vs 9MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 8600K

1213

Intel Core i7 7820X +10%

1338

Cinebench R23 Multi Core

Intel Core i5 8600K

6632

Intel Core i7 7820X +101%

13358

Geekbench 6 Single Core

Intel Core i5 8600K +31%

1649

Intel Core i7 7820X

1252

Geekbench 6 Multi Core

Intel Core i5 8600K

6050

Intel Core i7 7820X +24%

7510

Geekbench 5 Single Core

Intel Core i5 8600K +3%

1163

Intel Core i7 7820X

1120

Geekbench 5 Multi Core

Intel Core i5 8600K

5367

Intel Core i7 7820X +58%

8504

Passmark CPU Single Core

Intel Core i5 8600K +2%

2603

Intel Core i7 7820X

2536

Passmark CPU Multi Core

Intel Core i5 8600K

10201

Intel Core i7 7820X +68%

17189

Intel Core i5 8600K

VS

Intel Core i7 7820X

General Parameters

Oct 2017

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Skylake

i5-8600K

Processor Number

i7-7820X

LGA-1151

Socket

LGA-2066

UHD Graphics 630

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-2066

95 W

Power Consumption

140 W

100 °C

Peak Operating Temperature

99 °C

CPU Performance

6

Performance Cores

8

6

Performance Core Threads

16

3.6 GHz

Performance Core Base Frequency

3.6 GHz

4.3 GHz

Performance Core Turbo Frequency

4.3 GHz

6

Total Core Count

8

6

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

36x

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

11 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

79.47 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 i7 7820X

3.0

PCIe Version

3.0

16

PCIe Lanes

28

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

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

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