Intel Core i7 8700K vs Intel Core i9 10940X

VS

Intel Core i7 8700K

Intel Core i9 10940X

We compared two desktop CPUs: Intel Core i7 8700K with 6 cores 3.7GHz 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 i7 8700K 's Advantages

Integrated graphics card

Higher base frequency (3.7GHz vs 3.3GHz)

Lower TDP (95W vs 165W)

Intel Core i9 10940X 's Advantages

Released 2 years late

Higher specification of memory (2933 vs 2666)

Larger memory bandwidth (93.8GB/s vs 41.6GB/s)

Larger L3 cache size (20MB vs 12MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 8700K

1215

Intel Core i9 10940X +1%

1234

Cinebench R23 Multi Core

Intel Core i7 8700K

8734

Intel Core i9 10940X +143%

21309

Geekbench 6 Single Core

Intel Core i7 8700K

1475

Intel Core i9 10940X

1471

Geekbench 6 Multi Core

Intel Core i7 8700K

6339

Intel Core i9 10940X +78%

11287

Geekbench 5 Single Core

Intel Core i7 8700K +7%

1233

Intel Core i9 10940X

1144

Geekbench 5 Multi Core

Intel Core i7 8700K

6632

Intel Core i9 10940X +104%

13573

Passmark CPU Single Core

Intel Core i7 8700K +2%

2748

Intel Core i9 10940X

2686

Passmark CPU Multi Core

Intel Core i7 8700K

13661

Intel Core i9 10940X +104%

27907

Intel Core i7 8700K

VS

Intel Core i9 10940X

General Parameters

Oct 2017

Release Date

Oct 2019

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Cascade Lake

i7-8700K

Processor Number

i9-10940X

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

86 °C

CPU Performance

6

Performance Cores

14

12

Performance Core Threads

28

3.7 GHz

Performance Core Base Frequency

3.3 GHz

4.7 GHz

Performance Core Turbo Frequency

4.6 GHz

6

Total Core Count

14

12

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

37x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

12 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2933

128 GB

Max Memory Size

256 GB

2

Max Memory Channels

4

41.6 GB/s

Max Memory Bandwidth

93.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

350 MHz

GPU Base Frequency

-

1200 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 i7 8700K

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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