Intel Core i5 7640X vs Intel Core i9 9900X

VS

Intel Core i5 7640X

Intel Core i9 9900X

We compared two desktop CPUs: Intel Core i5 7640X with 4 cores 4.0GHz 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 i5 7640X 's Advantages

Higher base frequency (4.0GHz vs 3.5GHz)

Lower TDP (112W vs 165W)

Intel Core i9 9900X 's Advantages

Released 1 years and 5 months late

Larger memory bandwidth (85GB/s vs 42.7GB/s)

Larger L3 cache size (20MB vs 6MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i5 7640X

1419

Intel Core i9 9900X +2%

1455

Geekbench 6 Multi Core

Intel Core i5 7640X

3726

Intel Core i9 9900X +175%

10273

Geekbench 5 Single Core

Intel Core i5 7640X +6%

1237

Intel Core i9 9900X

1165

Geekbench 5 Multi Core

Intel Core i5 7640X

4230

Intel Core i9 9900X +153%

10704

Passmark CPU Single Core

Intel Core i5 7640X

2505

Intel Core i9 9900X +2%

2565

Passmark CPU Multi Core

Intel Core i5 7640X

6735

Intel Core i9 9900X +224%

21833

Intel Core i5 7640X

VS

Intel Core i9 9900X

General Parameters

May 2017

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Kaby Lake

Core Architecture

Skylake

i5-7640X

Processor Number

i9-9900X

LGA-2066

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

112 W

Power Consumption

165 W

100 °C

Peak Operating Temperature

92 °C

CPU Performance

4

Performance Cores

10

4

Performance Core Threads

20

4.0 GHz

Performance Core Base Frequency

3.5 GHz

4.2 GHz

Performance Core Turbo Frequency

4.4 GHz

4

Total Core Count

10

4

Total Thread Count

20

-

Bus Frequency

100 MHz

39x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

6 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

42.7 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i5 7640X

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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