Intel Core i9 13900KF vs Intel Core i9 9940X

VS

Intel Core i9 13900KF

Intel Core i9 9940X

We compared two desktop CPUs: Intel Core i9 13900KF with 24 cores 3.0GHz 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 i9 13900KF 's Advantages

Released 3 years and 11 months late

Higher specification of memory (5600 vs 2666)

Larger memory bandwidth (89.6GB/s vs 85GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (36MB vs 20MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (125W vs 165W)

Intel Core i9 9940X 's Advantages

Higher base frequency (3.3GHz vs 3.0GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 13900KF +84%

2261

Intel Core i9 9940X

1228

Cinebench R23 Multi Core

Intel Core i9 13900KF +142%

37263

Intel Core i9 9940X

15351

Geekbench 6 Single Core

Intel Core i9 13900KF +131%

3074

Intel Core i9 9940X

1328

Geekbench 6 Multi Core

Intel Core i9 13900KF +128%

22375

Intel Core i9 9940X

9787

Geekbench 5 Single Core

Intel Core i9 13900KF +83%

2178

Intel Core i9 9940X

1189

Geekbench 5 Multi Core

Intel Core i9 13900KF +66%

23911

Intel Core i9 9940X

14374

Passmark CPU Single Core

Intel Core i9 13900KF +77%

4624

Intel Core i9 9940X

2608

Passmark CPU Multi Core

Intel Core i9 13900KF +107%

58710

Intel Core i9 9940X

28355

Intel Core i9 13900KF

VS

Intel Core i9 9940X

General Parameters

Sep 2022

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Skylake

i9-13900K

Processor Number

i9-9940X

LGA-1700

Socket

LGA-2066

No

Integrated Graphics

N/A

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

165 W

253 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

88 °C

CPU Performance

8

Performance Cores

14

16

Performance Core Threads

28

3.0 GHz

Performance Core Base Frequency

3.3 GHz

5.4 GHz

Performance Core Turbo Frequency

4.4 GHz

16

Efficiency Cores

-

16

Efficiency Core Threads

-

2.2 GHz

Efficiency Core Base Frequency

-

4.3 GHz

Efficiency Core Turbo Frequency

-

24

Total Core Count

14

32

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

33x

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

1 MB per core

36 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR4-2666

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

89.6 GB/s

Max Memory Bandwidth

85 GB/s

Yes

ECC Memory Support

No

Miscellaneous

Intel Core i9 13900KF

Official Website

Intel Core i9 9940X

5.0

PCIe Version

3.0

20

PCIe Lanes

44

-

Extended Instruction Set

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

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