Intel Core i9 12900KF vs AMD Ryzen 9 9950X3D

VS

Intel Core i9 12900KF

AMD Ryzen 9 9950X3D

We compared two desktop CPUs: Intel Core i9 12900KF with 16 cores 3.2GHz and AMD Ryzen 9 9950X3D with 16 cores 4.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900KF 's Advantages

Lower TDP (125W vs 170W)

AMD Ryzen 9 9950X3D 's Advantages

Released 2 years and 11 months late

Integrated graphics card

Higher specification of memory (5600 vs 4800)

Larger memory bandwidth (89.6GB/s vs 76.8GB/s)

Higher base frequency (4.3GHz vs 3.2GHz)

Larger L3 cache size (128MB vs 30MB)

More modern manufacturing process (4nm vs 10nm)

Score

Intel Core i9 12900KF

VS

AMD Ryzen 9 9950X3D

General Parameters

Oct 2021

Release Date

Sep 2024

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Zen 5 (Granite Ridge)

i9-12900KF

Processor Number

-

LGA-1700

Socket

AM5

No

Integrated Graphics

Radeon Graphics

-

Generation

Zen 5 (Granite Ridge)

Package

-

Transistor Count

13.1 billions

10 nm

Manufacturing Process

4 nm

125 W

Power Consumption

170 W

241 W

Max Turbo Power Consumption

230 W

100°C

Peak Operating Temperature

95 °C

-

Foundry

TSMC

-

I/O Process Size

6 nm

CPU Performance

8

Performance Cores

16

Performance Core Threads

32

3.2 GHz

Performance Core Base Frequency

4.3 GHz

5.1 GHz

Performance Core Turbo Frequency

5.7 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

3.9 GHz

Efficiency Core Turbo Frequency

-

16

Total Core Count

16

24

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

43x

64 K per core

L1 Cache

80 K per core

14 MB shared

L2 Cache

16 MB

30 MB shared

L3 Cache

128 MB

Yes

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR5-5600

128 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

-

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

-

Texture Units

-

Raster Operation Units

-

Execution Units

2

-

Power Consumption

-

Graphics Performance

0 TFLOPS

Miscellaneous

Intel Core i9 12900KF

Official Website

AMD Ryzen 9 9950X3D

5.0

PCIe Version

5.0

20

PCIe Lanes

28

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