Intel Core i9 12900K vs AMD Ryzen 9 7950X

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We compared two desktop CPUs: Intel Core i9 12900K with 16 cores 32GHz 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 12900K 's Advantages

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

Higher base frequency (32GHz vs 4.5GHz)

Lower TDP (125W vs 170W)

AMD Ryzen 9 7950X 's Advantages

Released 10 months late

Better graphics card performance

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

Larger L3 cache size (64MB vs 30MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900K

2028

AMD Ryzen 9 7950X +1%

2059

Cinebench R23 Multi Core

Intel Core i9 12900K

27422

AMD Ryzen 9 7950X +39%

38165

Geekbench 6 Single Core

Intel Core i9 12900K

2631

AMD Ryzen 9 7950X +16%

3068

Geekbench 6 Multi Core

Intel Core i9 12900K

17004

AMD Ryzen 9 7950X +25%

21409

Cinebench 2024 Single Core

Intel Core i9 12900K

123

AMD Ryzen 9 7950X +3%

127

Cinebench 2024 Multi Core

Intel Core i9 12900K

1582

AMD Ryzen 9 7950X +38%

2185

Geekbench 5 Single Core

Intel Core i9 12900K

1970

AMD Ryzen 9 7950X +13%

2232

Geekbench 5 Multi Core

Intel Core i9 12900K

17028

AMD Ryzen 9 7950X +42%

24244

Passmark CPU Single Core

Intel Core i9 12900K

4173

AMD Ryzen 9 7950X +2%

4286

Passmark CPU Multi Core

Intel Core i9 12900K

41390

AMD Ryzen 9 7950X +52%

62987

Intel Core i9 12900K

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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)

i9-12900K

Processor Number

-

LGA-1700

Socket

AM5

UHD Graphics 770

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

-

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

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

1500 MHz

1550 MHz

GPU Max Dynamic Frequency

2200 MHz

256

Shader Units

448

16

Texture Units

8

Raster Operation Units

4

32

Execution Units

2

15 W

Power Consumption

15 W

0.78 TFLOPS

Graphics Performance

1.43 TFLOPS

Miscellaneous

Intel Core i9 12900K

Official Website

AMD Ryzen 9 7950X

5.0

PCIe Version

5.0

20

PCIe Lanes

28

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