Intel Core i9 9920X vs AMD Ryzen 9 5900

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We compared two desktop CPUs: Intel Core i9 9920X with 12 cores 3.5GHz and AMD Ryzen 9 5900 with 12 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9920X 's Advantages

Larger memory bandwidth (85GB/s vs 51.2GB/s)

Higher base frequency (3.5GHz vs 3.0GHz)

AMD Ryzen 9 5900 's Advantages

Released 2 years and 3 months late

Higher specification of memory (DDR4-3200 vs DDR4-2666)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (32MB vs 19MB)

Lower TDP (65W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9920X

1062

AMD Ryzen 9 5900 +49%

1591

Cinebench R23 Multi Core

Intel Core i9 9920X

14734

AMD Ryzen 9 5900 +41%

20814

Geekbench 6 Single Core

Intel Core i9 9920X

1389

AMD Ryzen 9 5900 +49%

2080

Geekbench 6 Multi Core

Intel Core i9 9920X

3027

AMD Ryzen 9 5900 +222%

9774

Geekbench 5 Single Core

Intel Core i9 9920X

1171

AMD Ryzen 9 5900 +46%

1715

Geekbench 5 Multi Core

Intel Core i9 9920X

12494

AMD Ryzen 9 5900 +4%

13017

Passmark CPU Single Core

Intel Core i9 9920X

2608

AMD Ryzen 9 5900 +32%

3447

Passmark CPU Multi Core

Intel Core i9 9920X

25060

AMD Ryzen 9 5900 +37%

34510

Intel Core i9 9920X

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AMD Ryzen 9 5900

General Parameters

Oct 2018

Release Date

Jan 2021

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Vermeer

i9-9920X

Processor Number

-

LGA-2066

Socket

AM4

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

7 nm

LGA-2066

Socket

AM4

165 W

Power Consumption

65 W

92 °C

Peak Operating Temperature

95 °C

CPU Performance

12

Performance Cores

12

24

Performance Core Threads

24

3.5 GHz

Performance Core Base Frequency

3.0 GHz

4.4 GHz

Performance Core Turbo Frequency

4.7 GHz

12

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

30x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

19 MB shared

L3 Cache

32 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

51.2 GB/s

No

ECC Memory Support

Yes

Miscellaneous

Intel Core i9 9920X

Official Website

AMD Ryzen 9 5900

3.0

PCIe Version

4.0

44

PCIe Lanes

20

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

Extended Instruction Set

-

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