Intel Core i9 12900KF vs AMD Ryzen 9 7950X

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We compared two desktop CPUs: Intel Core i9 12900KF with 16 cores 3.2GHz and AMD Ryzen 9 7950X with 16 cores 4.5GHz . 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

Larger memory bandwidth (76.8GB/s vs 73.4GB/s)

Lower TDP (125W vs 170W)

AMD Ryzen 9 7950X 's Advantages

Released 10 months late

Integrated graphics card

Higher specification of memory (DDR5-5200 vs DDR5-4800)

Higher base frequency (4.5GHz vs 3.2GHz)

Larger L3 cache size (64MB vs 30MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900KF

2028

AMD Ryzen 9 7950X +1%

2059

Cinebench R23 Multi Core

Intel Core i9 12900KF

27422

AMD Ryzen 9 7950X +39%

38165

Geekbench 6 Single Core

Intel Core i9 12900KF

2686

AMD Ryzen 9 7950X +14%

3068

Geekbench 6 Multi Core

Intel Core i9 12900KF

16130

AMD Ryzen 9 7950X +32%

21409

Cinebench 2024 Single Core

Intel Core i9 12900KF

126

AMD Ryzen 9 7950X

127

Cinebench 2024 Multi Core

Intel Core i9 12900KF

1564

AMD Ryzen 9 7950X +39%

2185

Geekbench 5 Single Core

Intel Core i9 12900KF

1970

AMD Ryzen 9 7950X +13%

2232

Geekbench 5 Multi Core

Intel Core i9 12900KF

17469

AMD Ryzen 9 7950X +38%

24244

Passmark CPU Single Core

Intel Core i9 12900KF

4167

AMD Ryzen 9 7950X +2%

4286

Passmark CPU Multi Core

Intel Core i9 12900KF

41190

AMD Ryzen 9 7950X +52%

62987

Intel Core i9 12900KF

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AMD Ryzen 9 7950X

General Parameters

Oct 2021

Release Date

Aug 2022

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Zen 4 (Raphael)

i9-12900KF

Processor Number

-

LGA-1700

Socket

AM5

No

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

13.1 billions

10 nm

Manufacturing Process

5 nm

LGA-1700

Socket

AM5

125 W

Power Consumption

170 W

241 W

Max Turbo Power Consumption

230 W

100°C

Peak Operating Temperature

95°C

CPU Performance

8

Performance Cores

16

Performance Core Threads

32

3.2 GHz

Performance Core Base Frequency

4.5 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

45x

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

1 MB per core

30 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR5-5200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

73.4 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

448

-

Texture Units

8

-

Raster Operation Units

4

-

Execution Units

2

-

Power Consumption

15 W

-

Graphics Performance

1.43 TFLOPS

Miscellaneous

Intel Core i9 12900KF

Official Website

AMD Ryzen 9 7950X

5.0

PCIe Version

5.0

20

PCIe Lanes

28

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