AMD Ryzen 9 3900X vs AMD Ryzen 9 5900X

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We compared two desktop CPUs: AMD Ryzen 9 3900X with 12 cores 3.8GHz and AMD Ryzen 9 5900X with 12 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900X 's Advantages

Higher base frequency (3.8GHz vs 3.7GHz)

AMD Ryzen 9 5900X 's Advantages

Released 1 years and 3 months late

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900X

1313

AMD Ryzen 9 5900X +27%

1670

Cinebench R23 Multi Core

AMD Ryzen 9 3900X

18656

AMD Ryzen 9 5900X +18%

22046

Geekbench 6 Single Core

AMD Ryzen 9 3900X

1842

AMD Ryzen 9 5900X +21%

2235

Geekbench 6 Multi Core

AMD Ryzen 9 3900X

11715

AMD Ryzen 9 5900X +7%

12589

Cinebench 2024 Single Core

AMD Ryzen 9 3900X

78

AMD Ryzen 9 5900X +20%

94

Cinebench 2024 Multi Core

AMD Ryzen 9 3900X

1068

AMD Ryzen 9 5900X +11%

1189

Geekbench 5 Single Core

AMD Ryzen 9 3900X

1319

AMD Ryzen 9 5900X +24%

1639

Geekbench 5 Multi Core

AMD Ryzen 9 3900X

11991

AMD Ryzen 9 5900X +16%

14023

Passmark CPU Single Core

AMD Ryzen 9 3900X

2683

AMD Ryzen 9 5900X +29%

3470

Passmark CPU Multi Core

AMD Ryzen 9 3900X

32531

AMD Ryzen 9 5900X +20%

39196

AMD Ryzen 9 3900X

VS

AMD Ryzen 9 5900X

General Parameters

Jul 2019

Release Date

Oct 2020

AMD

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Zen 3 (Vermeer)

AM4

Socket

AM4

N/A

Integrated Graphics

No

Package

3.8 billions

Transistor Count

4.15 billions

7 nm

Manufacturing Process

7 nm

AM4

Socket

AM4

105 W

Power Consumption

105 W

95 °C

Peak Operating Temperature

90°C

CPU Performance

12

Performance Cores

12

24

Performance Core Threads

24

3.8 GHz

Performance Core Base Frequency

3.7 GHz

4.6 GHz

Performance Core Turbo Frequency

4.8 GHz

12

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

37x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

47.68 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Ryzen 9 3900X

Official Website

AMD Ryzen 9 5900X

4.0

PCIe Version

4.0

16

PCIe Lanes

20

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