AMD Ryzen 9 9900X3D vs AMD Ryzen 9 3950X

VS

AMD Ryzen 9 9900X3D

AMD Ryzen 9 3950X

We compared two desktop CPUs: AMD Ryzen 9 9900X3D with 12 cores 4.4GHz and AMD Ryzen 9 3950X with 16 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 9900X3D 's Advantages

Released 4 years and 10 months late

Integrated graphics card

Higher specification of memory (5600 vs 3200)

Larger memory bandwidth (89.6GB/s vs 47.68GB/s)

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (4.4GHz vs 3.5GHz)

Larger L3 cache size (128MB vs 64MB)

More modern manufacturing process (4nm vs 7nm)

AMD Ryzen 9 3950X 's Advantages

Lower TDP (105W vs 120W)

Score

AMD Ryzen 9 9900X3D

VS

AMD Ryzen 9 3950X

General Parameters

Sep 2024

Release Date

Nov 2019

AMD

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 5 (Granite Ridge)

Core Architecture

Zen 2

AM5

Socket

AM4

Radeon Graphics

Integrated Graphics

N/A

Ryzen 9 (Zen 5 (Granite Ridge))

Generation

-

Package

-

Transistor Count

3.8 billions

4 nm

Manufacturing Process

7 nm

120 W

Power Consumption

105 W

95°C

Peak Operating Temperature

-

TSMC

Foundry

-

6 nm

I/O Process Size

-

CPU Performance

12

Performance Cores

16

24

Performance Core Threads

32

4.4 GHz

Performance Core Base Frequency

3.5 GHz

5.6 GHz

Performance Core Turbo Frequency

4.7 GHz

12

Total Core Count

16

24

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

44x

Multiplier

35x

80 K per core

L1 Cache

64 K per core

12 MB

L2 Cache

512 K per core

128 MB

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR4-3200

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

47.68 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

-

2

Execution Units

-

Miscellaneous

AMD Ryzen 9 9900X3D

Official Website

AMD Ryzen 9 3950X

5.0

PCIe Version

4.0

28

PCIe Lanes

16

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