Intel Core i5 6600K vs Intel Core i9 10940X

VS

Intel Core i5 6600K

Intel Core i9 10940X

We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and Intel Core i9 10940X with 14 cores 3.3GHz . 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

Integrated graphics card

Higher base frequency (3.5GHz vs 3.3GHz)

Lower TDP (91W vs 165W)

Intel Core i9 10940X 's Advantages

Released 4 years and 2 months late

Higher specification of memory (2933 vs 2133)

Larger memory bandwidth (93.8GB/s vs 34.1GB/s)

Larger L3 cache size (20MB vs 6MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6600K

1040

Intel Core i9 10940X +18%

1234

Cinebench R23 Multi Core

Intel Core i5 6600K

3963

Intel Core i9 10940X +437%

21309

Geekbench 6 Single Core

Intel Core i5 6600K +1%

1486

Intel Core i9 10940X

1471

Geekbench 6 Multi Core

Intel Core i5 6600K

4406

Intel Core i9 10940X +156%

11287

Geekbench 5 Single Core

Intel Core i5 6600K

1125

Intel Core i9 10940X +1%

1144

Geekbench 5 Multi Core

Intel Core i5 6600K

3775

Intel Core i9 10940X +259%

13573

Passmark CPU Single Core

Intel Core i5 6600K

2327

Intel Core i9 10940X +15%

2686

Passmark CPU Multi Core

Intel Core i5 6600K

6329

Intel Core i9 10940X +340%

27907

Intel Core i5 6600K

VS

Intel Core i9 10940X

General Parameters

Aug 2015

Release Date

Oct 2019

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Cascade Lake

i5-6600K

Processor Number

i9-10940X

LGA-1151

Socket

LGA-2066

HD Graphics 530

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

91 W

Power Consumption

165 W

-

Peak Operating Temperature

86 °C

CPU Performance

4

Performance Cores

14

4

Performance Core Threads

28

3.5 GHz

Performance Core Base Frequency

3.3 GHz

3.9 GHz

Performance Core Turbo Frequency

4.6 GHz

4

Total Core Count

14

4

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

35

Multiplier

33x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

6 MB shared

L3 Cache

20 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2933

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

4

34.1 GB/s

Max Memory Bandwidth

93.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

1150 MHz

GPU Max Dynamic Frequency

-

Miscellaneous

Intel Core i5 6600K

Official Website

Intel Core i9 10940X

3.0

PCIe Version

3.0

16

PCIe Lanes

48

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

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

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