Intel Core i9 9940X vs Intel Core i9 10900

VS

We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i9 10900 with 10 cores 2.8GHz . 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

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

Higher base frequency (3.3GHz vs 2.8GHz)

Intel Core i9 10900 's Advantages

Released 1 years and 7 months late

Integrated graphics card

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

Lower TDP (65W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9940X

1228

Intel Core i9 10900 +11%

1364

Cinebench R23 Multi Core

Intel Core i9 9940X +14%

15351

Intel Core i9 10900

13406

Geekbench 6 Single Core

Intel Core i9 9940X

1328

Intel Core i9 10900 +28%

1713

Geekbench 6 Multi Core

Intel Core i9 9940X +8%

9787

Intel Core i9 10900

9002

Geekbench 5 Single Core

Intel Core i9 9940X

1189

Intel Core i9 10900 +11%

1320

Geekbench 5 Multi Core

Intel Core i9 9940X +47%

14374

Intel Core i9 10900

9749

Passmark CPU Single Core

Intel Core i9 9940X

2608

Intel Core i9 10900 +16%

3028

Passmark CPU Multi Core

Intel Core i9 9940X +40%

28355

Intel Core i9 10900

20152

Intel Core i9 9940X

VS

Intel Core i9 10900

General Parameters

Oct 2018

Release Date

May 2020

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Comet Lake

i9-9940X

Processor Number

i9-10900

LGA-2066

Socket

LGA-1200

N/A

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1200

165 W

Power Consumption

65 W

88 °C

Peak Operating Temperature

100 °C

CPU Performance

14

Performance Cores

10

28

Performance Core Threads

20

3.3 GHz

Performance Core Base Frequency

2.8 GHz

4.4 GHz

Performance Core Turbo Frequency

5.2 GHz

14

Total Core Count

10

28

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

28x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2933

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

45.8 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 9940X

Official Website

Intel Core i9 10900

3.0

PCIe Version

3.0

44

PCIe Lanes

16

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

Extended Instruction Set

-

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