Intel Core i9 10900 vs Intel Core i9 7900X

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We compared two desktop CPUs: Intel Core i9 10900 with 10 cores 2.8GHz and Intel Core i9 7900X with 10 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 10900 's Advantages

Released 3 years late

Integrated graphics card

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

Larger L3 cache size (20MB vs 14MB)

Lower TDP (65W vs 140W)

Intel Core i9 7900X 's Advantages

Larger memory bandwidth (79.47GB/s vs 45.8GB/s)

Higher base frequency (3.3GHz vs 2.8GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 10900 +13%

1364

Intel Core i9 7900X

1203

Cinebench R23 Multi Core

Intel Core i9 10900 +13%

13406

Intel Core i9 7900X

11804

Geekbench 6 Single Core

Intel Core i9 10900 +29%

1713

Intel Core i9 7900X

1323

Geekbench 6 Multi Core

Intel Core i9 10900 +5%

9002

Intel Core i9 7900X

8536

Geekbench 5 Single Core

Intel Core i9 10900 +17%

1320

Intel Core i9 7900X

1127

Geekbench 5 Multi Core

Intel Core i9 10900

9749

Intel Core i9 7900X +4%

10189

Passmark CPU Single Core

Intel Core i9 10900 +18%

3028

Intel Core i9 7900X

2556

Passmark CPU Multi Core

Intel Core i9 10900

20152

Intel Core i9 7900X +4%

20991

Intel Core i9 10900

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Intel Core i9 7900X

General Parameters

May 2020

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Comet Lake

Core Architecture

Skylake

i9-10900

Processor Number

i9-7900X

LGA-1200

Socket

LGA-2066

UHD Graphics 630

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-1200

Socket

LGA-2066

65 W

Power Consumption

140 W

100 °C

Peak Operating Temperature

95 °C

CPU Performance

10

Performance Cores

10

20

Performance Core Threads

20

2.8 GHz

Performance Core Base Frequency

3.3 GHz

5.2 GHz

Performance Core Turbo Frequency

4.3 GHz

10

Total Core Count

10

20

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

28x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

20 MB shared

L3 Cache

14 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2933

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

45.8 GB/s

Max Memory Bandwidth

79.47 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 10900

Official Website

Intel Core i9 7900X

3.0

PCIe Version

3.0

16

PCIe Lanes

44

-

Extended Instruction Set

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

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