Intel Core i9 9920X vs Intel Core i9 9900K

VS

We compared two desktop CPUs: Intel Core i9 9920X with 12 cores 3.5GHz and Intel Core i9 9900K with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9920X 's Advantages

Larger memory bandwidth (85GB/s vs 41.6GB/s)

Larger L3 cache size (19MB vs 16MB)

Intel Core i9 9900K 's Advantages

Integrated graphics card

Higher base frequency (3.6GHz vs 3.5GHz)

Lower TDP (95W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9920X

1062

Intel Core i9 9900K +25%

1338

Cinebench R23 Multi Core

Intel Core i9 9920X +17%

14734

Intel Core i9 9900K

12500

Geekbench 6 Single Core

Intel Core i9 9920X

1389

Intel Core i9 9900K +19%

1665

Geekbench 6 Multi Core

Intel Core i9 9920X

3027

Intel Core i9 9900K +111%

6395

Geekbench 5 Single Core

Intel Core i9 9920X

1171

Intel Core i9 9900K +8%

1265

Geekbench 5 Multi Core

Intel Core i9 9920X +48%

12494

Intel Core i9 9900K

8406

Passmark CPU Single Core

Intel Core i9 9920X

2608

Intel Core i9 9900K +12%

2945

Passmark CPU Multi Core

Intel Core i9 9920X +36%

25060

Intel Core i9 9900K

18381

Intel Core i9 9920X

VS

Intel Core i9 9900K

General Parameters

Oct 2018

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Coffee Lake

i9-9920X

Processor Number

i9-9900K

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1151

165 W

Power Consumption

95 W

92 °C

Peak Operating Temperature

100 °C

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3.6 GHz

4.4 GHz

Performance Core Turbo Frequency

5 GHz

12

Total Core Count

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

36x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

19 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1200 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i9 9920X

Official Website

Intel Core i9 9900K

3.0

PCIe Version

3.0

44

PCIe Lanes

16

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

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

Related CPU Comparisons

1

AMD Ryzen 7 8700F vs Intel Core i9 9920X

2

Intel Core i5 12400F vs Intel Core i9 9920X

3

AMD Ryzen 5 5600 vs Intel Core i9 9920X

4

Intel Pentium G4600 vs Intel Core i9 9920X

5

Intel Core i9 9920X vs AMD Ryzen 9 7950X

6

Intel Core i7 10700K vs Intel Core i9 9920X

7

Intel Core i5 12400 vs Intel Core i9 9920X

8

Intel Core i9 9900K vs Intel Core i5 12400F

9

Intel Core i9 9920X vs AMD Ryzen 7 1700X

10

Intel Core i9 9920X vs Intel Core i7 9700F