Intel Core i9 9900 vs Intel Core i9 9900X

VS

We compared two desktop CPUs: Intel Core i9 9900 with 8 cores 3.1GHz and Intel Core i9 9900X with 10 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9900's Advantages

Released 6 months late

Integrated graphics card

Lower TDP (65W vs 165W)

Intel Core i9 9900X's Advantages

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

Higher base frequency (3.5GHz vs 3.1GHz)

Larger L3 cache size (20MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9900 +7%

1268

Intel Core i9 9900X

1182

Cinebench R23 Multi Core

Intel Core i9 9900

12123

Intel Core i9 9900X +15%

13994

Geekbench 6 Single Core

Intel Core i9 9900 +9%

1589

Intel Core i9 9900X

1455

Geekbench 6 Multi Core

Intel Core i9 9900

7205

Intel Core i9 9900X +42%

10273

Geekbench 5 Single Core

Intel Core i9 9900 +8%

1265

Intel Core i9 9900X

1165

Geekbench 5 Multi Core

Intel Core i9 9900

7910

Intel Core i9 9900X +35%

10704

Passmark CPU Single Core

Intel Core i9 9900 +10%

2833

Intel Core i9 9900X

2565

Passmark CPU Multi Core

Intel Core i9 9900

16692

Intel Core i9 9900X +30%

21833

Intel Core i9 9900

VS

Intel Core i9 9900X

General Parameters

Apr 2019

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Skylake

i9-9900

Processor Number

i9-9900X

LGA-1151

Socket

LGA-2066

UHD Graphics 630

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-2066

65 W

Power Consumption

165 W

100 °C

Peak Operating Temperature

92 °C

CPU Performance

8

Performance Cores

10

16

Performance Core Threads

20

3.1 GHz

Performance Core Base Frequency

3.5 GHz

5 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

10

16

Total Thread Count

20

100MHz

Bus Frequency

100MHz

31x

Multiplier

35x

64K per core

L1 Cache

64K per core

256K per core

L2 Cache

1MB per core

16MB shared

L3 Cache

20MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128GB

Max Memory Size

128GB

2

Max Memory Channels

4

41.6 GB/s

Max Memory Bandwidth

85 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 i9 9900

Official Website

Intel Core i9 9900X

3.0

PCIe Version

3.0

16

PCIe Lanes

44

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

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

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