AMD Ryzen 9 5900X vs Intel Core i9 9920X

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We compared two desktop CPUs: AMD Ryzen 9 5900X with 12 cores 3.7GHz and Intel Core i9 9920X with 12 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 5900X 's Advantages

Released 2 years late

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.7GHz vs 3.5GHz)

Larger L3 cache size (64MB vs 19MB)

Lower TDP (105W vs 165W)

Intel Core i9 9920X 's Advantages

Larger memory bandwidth (85GB/s vs 47.68GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 5900X +56%

1670

Intel Core i9 9920X

1067

Cinebench R23 Multi Core

AMD Ryzen 9 5900X +49%

22046

Intel Core i9 9920X

14793

Geekbench 6 Single Core

AMD Ryzen 9 5900X +60%

2235

Intel Core i9 9920X

1389

Geekbench 6 Multi Core

AMD Ryzen 9 5900X +315%

12589

Intel Core i9 9920X

3027

Geekbench 5 Single Core

AMD Ryzen 9 5900X +39%

1639

Intel Core i9 9920X

1171

Geekbench 5 Multi Core

AMD Ryzen 9 5900X +12%

14023

Intel Core i9 9920X

12494

Passmark CPU Single Core

AMD Ryzen 9 5900X +33%

3470

Intel Core i9 9920X

2608

Passmark CPU Multi Core

AMD Ryzen 9 5900X +56%

39196

Intel Core i9 9920X

25060

AMD Ryzen 9 5900X

VS

Intel Core i9 9920X

General Parameters

Oct 2020

Release Date

Oct 2018

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 3 (Vermeer)

Core Architecture

Skylake

-

Processor Number

i9-9920X

AM4

Socket

LGA-2066

No

Integrated Graphics

N/A

Package

4.15 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-2066

105 W

Power Consumption

165 W

90°C

Peak Operating Temperature

92 °C

CPU Performance

12

Performance Cores

12

24

Performance Core Threads

24

3.7 GHz

Performance Core Base Frequency

3.5 GHz

4.8 GHz

Performance Core Turbo Frequency

4.4 GHz

12

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

37x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

19 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

47.68 GB/s

Max Memory Bandwidth

85 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 5900X

Official Website

Intel Core i9 9920X

4.0

PCIe Version

3.0

20

PCIe Lanes

44

-

Extended Instruction Set

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

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