Intel Core i7 9800X vs Intel Core i9 7920X

VS

Intel Core i7 9800X

Intel Core i9 7920X

We compared two desktop CPUs: Intel Core i7 9800X with 8 cores 3.8GHz and Intel Core i9 7920X with 12 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 9800X 's Advantages

Released 1 years and 2 months late

Higher base frequency (3.8GHz vs 2.9GHz)

Intel Core i9 7920X 's Advantages

Larger memory bandwidth (85GB/s vs 79.47GB/s)

Lower TDP (140W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 9800X +24%

1314

Intel Core i9 7920X

1053

Geekbench 6 Multi Core

Intel Core i7 9800X +84%

7991

Intel Core i9 7920X

4327

Geekbench 5 Single Core

Intel Core i7 9800X +7%

1225

Intel Core i9 7920X

1137

Geekbench 5 Multi Core

Intel Core i7 9800X

9648

Intel Core i9 7920X +22%

11828

Passmark CPU Single Core

Intel Core i7 9800X +3%

2573

Intel Core i9 7920X

2488

Passmark CPU Multi Core

Intel Core i7 9800X

18121

Intel Core i9 7920X +29%

23468

Intel Core i7 9800X

VS

Intel Core i9 7920X

General Parameters

Oct 2018

Release Date

Aug 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Skylake

i7-9800X

Processor Number

i9-7920X

LGA-2066

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

165 W

Power Consumption

140 W

95 °C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

12

16

Performance Core Threads

24

3.8 GHz

Performance Core Base Frequency

2.9 GHz

4.4 GHz

Performance Core Turbo Frequency

4.3 GHz

8

Total Core Count

12

16

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

29x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

17 MB shared

L3 Cache

17 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

4

79.47 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i7 9800X

Official Website

Intel Core i9 7920X

3.0

PCIe Version

3.0

44

PCIe Lanes

44

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

Extended Instruction Set

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

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