AMD Ryzen 9 3950X vs AMD Ryzen 9 3900XT

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We compared two desktop CPUs: AMD Ryzen 9 3950X with 16 cores 3.5GHz 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 9 3900XT 's Advantages

Released 8 months late

Higher base frequency (3.8GHz vs 3.5GHz)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3950X

1331

AMD Ryzen 9 3900XT +1%

1352

Cinebench R23 Multi Core

AMD Ryzen 9 3950X +30%

24018

AMD Ryzen 9 3900XT

18436

Geekbench 6 Single Core

AMD Ryzen 9 3950X

1709

AMD Ryzen 9 3900XT +3%

1763

Geekbench 6 Multi Core

AMD Ryzen 9 3950X +5%

11656

AMD Ryzen 9 3900XT

11025

Cinebench 2024 Single Core

AMD Ryzen 9 3950X

72

AMD Ryzen 9 3900XT +9%

79

Cinebench 2024 Multi Core

AMD Ryzen 9 3950X +23%

1325

AMD Ryzen 9 3900XT

1074

Geekbench 5 Single Core

AMD Ryzen 9 3950X

1279

AMD Ryzen 9 3900XT +2%

1311

Geekbench 5 Multi Core

AMD Ryzen 9 3950X +17%

14487

AMD Ryzen 9 3900XT

12279

Passmark CPU Single Core

AMD Ryzen 9 3950X

2692

AMD Ryzen 9 3900XT +2%

2769

Passmark CPU Multi Core

AMD Ryzen 9 3950X +18%

38953

AMD Ryzen 9 3900XT

32856

AMD Ryzen 9 3950X

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AMD Ryzen 9 3900XT

General Parameters

Nov 2019

Release Date

Jul 2020

AMD

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Zen 2 (Matisse)

AM4

Socket

AM4

N/A

Integrated Graphics

No

Package

3.8 billions

Transistor Count

3.8 billions

7 nm

Manufacturing Process

7 nm

AM4

Socket

AM4

105 W

Power Consumption

105 W

-

Peak Operating Temperature

95°C

CPU Performance

16

Performance Cores

12

32

Performance Core Threads

24

3.5 GHz

Performance Core Base Frequency

3.8 GHz

4.7 GHz

Performance Core Turbo Frequency

4.7 GHz

16

Total Core Count

12

32

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

38x

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 3950X

Official Website

AMD Ryzen 9 3900XT

4.0

PCIe Version

4.0

16

PCIe Lanes

24

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