AMD Ryzen 9 5900 vs Intel Core i9 9940X

VS

AMD Ryzen 9 5900

Intel Core i9 9940X

We compared two desktop CPUs: AMD Ryzen 9 5900 with 12 cores 3.0GHz and Intel Core i9 9940X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 5900 's Advantages

Released 2 years and 3 months late

Higher specification of memory (3200 vs 2666)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (32MB vs 20MB)

More modern manufacturing process (7nm vs 14nm)

Lower TDP (65W vs 165W)

Intel Core i9 9940X 's Advantages

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

Higher base frequency (3.3GHz vs 3.0GHz)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 5900 +28%

1584

Intel Core i9 9940X

1228

Cinebench R23 Multi Core

AMD Ryzen 9 5900 +36%

20887

Intel Core i9 9940X

15351

Geekbench 6 Single Core

AMD Ryzen 9 5900 +56%

2080

Intel Core i9 9940X

1328

Geekbench 6 Multi Core

AMD Ryzen 9 5900

9774

Intel Core i9 9940X

9787

Geekbench 5 Single Core

AMD Ryzen 9 5900 +44%

1715

Intel Core i9 9940X

1189

Geekbench 5 Multi Core

AMD Ryzen 9 5900

13017

Intel Core i9 9940X +10%

14374

Passmark CPU Single Core

AMD Ryzen 9 5900 +32%

3447

Intel Core i9 9940X

2608

Passmark CPU Multi Core

AMD Ryzen 9 5900 +21%

34510

Intel Core i9 9940X

28355

AMD Ryzen 9 5900

VS

Intel Core i9 9940X

General Parameters

Jan 2021

Release Date

Oct 2018

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Vermeer

Core Architecture

Skylake

-

Processor Number

i9-9940X

AM4

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

7 nm

Manufacturing Process

14 nm

65 W

Power Consumption

165 W

95 °C

Peak Operating Temperature

88 °C

CPU Performance

12

Performance Cores

14

24

Performance Core Threads

28

3.0 GHz

Performance Core Base Frequency

3.3 GHz

4.7 GHz

Performance Core Turbo Frequency

4.4 GHz

12

Total Core Count

14

24

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

32 MB shared

L3 Cache

20 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

51.2 GB/s

Max Memory Bandwidth

85 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 5900

Official Website

Intel Core i9 9940X

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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