AMD Ryzen 7 5700X vs AMD Ryzen 9 3900XT

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We compared two desktop CPUs: AMD Ryzen 7 5700X with 8 cores 3.4GHz and AMD Ryzen 9 3900XT with 12 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 5700X's Advantages

Released 1 years and 9 months late

Larger memory bandwidth (51.2GB/s vs 47.68GB/s)

Lower TDP (65W vs 105W)

AMD Ryzen 9 3900XT's Advantages

Higher base frequency (3.8GHz vs 3.4GHz)

Larger L3 cache size (64MB vs 32MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5700X +11%

1506

AMD Ryzen 9 3900XT

1352

Cinebench R23 Multi Core

AMD Ryzen 7 5700X

14067

AMD Ryzen 9 3900XT +30%

18391

Geekbench 6 Single Core

AMD Ryzen 7 5700X

1561

AMD Ryzen 9 3900XT +12%

1763

Geekbench 6 Multi Core

AMD Ryzen 7 5700X

8390

AMD Ryzen 9 3900XT +31%

11025

Cinebench 2024 Single Core

AMD Ryzen 7 5700X +16%

92

AMD Ryzen 9 3900XT

79

Cinebench 2024 Multi Core

AMD Ryzen 7 5700X

852

AMD Ryzen 9 3900XT +26%

1074

Geekbench 5 Single Core

AMD Ryzen 7 5700X +23%

1625

AMD Ryzen 9 3900XT

1311

Geekbench 5 Multi Core

AMD Ryzen 7 5700X

9452

AMD Ryzen 9 3900XT +29%

12279

Passmark CPU Single Core

AMD Ryzen 7 5700X +21%

3363

AMD Ryzen 9 3900XT

2769

Passmark CPU Multi Core

AMD Ryzen 7 5700X

26541

AMD Ryzen 9 3900XT +23%

32856

AMD Ryzen 7 5700X

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AMD Ryzen 9 3900XT

General Parameters

Apr 2022

Release Date

Jul 2020

AMD

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 3

Core Architecture

Zen 2 (Matisse)

Vermeer

Processor Number

-

AM4

Socket

AM4

N/A

Integrated Graphics

No

Package

-

Transistor Count

3.8 billions

7 nm

Manufacturing Process

7 nm

AM4

Socket

AM4

65 W

Power Consumption

105 W

90 °C

Peak Operating Temperature

95°C

CPU Performance

8

Performance Cores

12

16

Performance Core Threads

24

3.4 GHz

Performance Core Base Frequency

3.8 GHz

4.6 GHz

Performance Core Turbo Frequency

4.7 GHz

8

Total Core Count

12

16

Total Thread Count

24

100MHz

Bus Frequency

100MHz

34x

Multiplier

38x

64K per core

L1 Cache

64K per core

4M

L2 Cache

512K per core

32MB shared

L3 Cache

64MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

128GB

Max Memory Size

128GB

2

Max Memory Channels

2

51.2 GB/s

Max Memory Bandwidth

47.68 GB/s

-

ECC Memory Support

Yes

Miscellaneous

AMD Ryzen 7 5700X

Official Website

AMD Ryzen 9 3900XT

4.0

PCIe Version

4.0

20

PCIe Lanes

24

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