Intel Core i9 9940X vs Intel Core i9 13900K

VS

Intel Core i9 9940X

Intel Core i9 13900K

We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i9 13900K with 24 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9940X 's Advantages

Higher base frequency (3.3GHz vs 3.0GHz)

Intel Core i9 13900K 's Advantages

Released 3 years and 11 months late

Integrated graphics card

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)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9940X

1228

Intel Core i9 13900K +84%

2261

Cinebench R23 Multi Core

Intel Core i9 9940X

15351

Intel Core i9 13900K +142%

37263

Geekbench 6 Single Core

Intel Core i9 9940X

1328

Intel Core i9 13900K +128%

3034

Geekbench 6 Multi Core

Intel Core i9 9940X

9787

Intel Core i9 13900K +117%

21277

Geekbench 5 Single Core

Intel Core i9 9940X

1189

Intel Core i9 13900K +91%

2274

Geekbench 5 Multi Core

Intel Core i9 9940X

14374

Intel Core i9 13900K +66%

23977

Passmark CPU Single Core

Intel Core i9 9940X

2608

Intel Core i9 13900K +77%

4637

Passmark CPU Multi Core

Intel Core i9 9940X

28355

Intel Core i9 13900K +109%

59387

Intel Core i9 9940X

VS

Intel Core i9 13900K

General Parameters

Oct 2018

Release Date

Sep 2022

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Raptor Lake

i9-9940X

Processor Number

i9-13900K

LGA-2066

Socket

LGA-1700

N/A

Integrated Graphics

UHD Graphics 770

Package

14 nm

Manufacturing Process

10 nm

165 W

Power Consumption

125 W

-

Max Turbo Power Consumption

253 W

88 °C

Peak Operating Temperature

100°C

CPU Performance

14

Performance Cores

8

28

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

3.0 GHz

4.4 GHz

Performance Core Turbo Frequency

5.4 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

2.2 GHz

-

Efficiency Core Turbo Frequency

4.3 GHz

14

Total Core Count

24

28

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

30x

64 K per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB per core

20 MB shared

L3 Cache

36 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR5-5600, DDR4-3200

128 GB

Max Memory Size

192 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1650 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

32

-

Power Consumption

15 W

-

Graphics Performance

0.78 TFLOPS

Miscellaneous

Intel Core i9 9940X

Official Website

Intel Core i9 13900K

3.0

PCIe Version

5.0

44

PCIe Lanes

20

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

Extended Instruction Set

-

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