Intel Core i9 10900 vs Intel Core i7 7800X

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We compared two desktop CPUs: Intel Core i9 10900 with 10 cores 2.8GHz and Intel Core i7 7800X with 6 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 10900 's Advantages

Released 3 years late

Integrated graphics card

Higher specification of memory (DDR4-2933 vs DDR4-2400)

Larger L3 cache size (20MB vs 8MB)

Lower TDP (65W vs 140W)

Intel Core i7 7800X 's Advantages

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

Higher base frequency (3.5GHz vs 2.8GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 10900 +41%

1364

Intel Core i7 7800X

963

Cinebench R23 Multi Core

Intel Core i9 10900 +84%

13406

Intel Core i7 7800X

7269

Geekbench 6 Single Core

Intel Core i9 10900 +25%

1713

Intel Core i7 7800X

1362

Geekbench 6 Multi Core

Intel Core i9 10900 +48%

9002

Intel Core i7 7800X

6082

Geekbench 5 Single Core

Intel Core i9 10900 +23%

1320

Intel Core i7 7800X

1069

Geekbench 5 Multi Core

Intel Core i9 10900 +48%

9749

Intel Core i7 7800X

6578

Passmark CPU Single Core

Intel Core i9 10900 +25%

3028

Intel Core i7 7800X

2409

Passmark CPU Multi Core

Intel Core i9 10900 +56%

20152

Intel Core i7 7800X

12894

Intel Core i9 10900

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Intel Core i7 7800X

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

i7-7800X

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

100 °C

CPU Performance

10

Performance Cores

6

20

Performance Core Threads

12

2.8 GHz

Performance Core Base Frequency

3.5 GHz

5.2 GHz

Performance Core Turbo Frequency

4 GHz

10

Total Core Count

6

20

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

28x

Multiplier

35x

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

8 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2933

Memory Types

DDR4-2400

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 i7 7800X

3.0

PCIe Version

3.0

16

PCIe Lanes

28

-

Extended Instruction Set

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

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