Intel Core i7 10700KF vs Intel Core i9 9940X

VS

Intel Core i7 10700KF Intel Core i9 9940X

We compared two desktop CPUs: Intel Core i7 10700KF with 8 cores 3.8GHz and Intel Core i9 9940X 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 10700KF 's Advantages

Released 1 years and 7 months late

Higher specification of memory (DDR4-2933 vs DDR4-2666)

Higher base frequency (3.8GHz vs 3.3GHz)

Lower TDP (125W vs 165W)

Intel Core i9 9940X 's Advantages

Larger memory bandwidth (85GB/s vs 45.8GB/s)

Larger L3 cache size (20MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 10700KF +6%

1303

Intel Core i9 9940X

1228

Cinebench R23 Multi Core

Intel Core i7 10700KF

12674

Intel Core i9 9940X +21%

15351

Geekbench 6 Single Core

Intel Core i7 10700KF +28%

1711

Intel Core i9 9940X

1328

Geekbench 6 Multi Core

Intel Core i7 10700KF

8459

Intel Core i9 9940X +15%

9787

Geekbench 5 Single Core

Intel Core i7 10700KF +12%

1338

Intel Core i9 9940X

1189

Geekbench 5 Multi Core

Intel Core i7 10700KF

8628

Intel Core i9 9940X +66%

14374

Passmark CPU Single Core

Intel Core i7 10700KF +16%

3040

Intel Core i9 9940X

2608

Passmark CPU Multi Core

Intel Core i7 10700KF

18865

Intel Core i9 9940X +50%

28355

Intel Core i7 10700KF

VS

Intel Core i9 9940X

General Parameters

May 2020

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Comet Lake

Core Architecture

Skylake

i7-10700KF

Processor Number

i9-9940X

LGA-1200

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-1200

Socket

LGA-2066

125 W

Power Consumption

165 W

100 °C

Peak Operating Temperature

88 °C

CPU Performance

8

Performance Cores

14

16

Performance Core Threads

28

3.8 GHz

Performance Core Base Frequency

3.3 GHz

5.1 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

14

16

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2933

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

45.8 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i7 10700KF

Official Website

Intel Core i9 9940X

3.0

PCIe Version

3.0

16

PCIe Lanes

44

-

Extended Instruction Set

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

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