Intel Core i9 12900K vs AMD Ryzen 3 8300G

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We compared two desktop CPUs: Intel Core i9 12900K with 16 cores 32GHz and AMD Ryzen 3 8300G with 4 cores 3.4GHz . 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

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (32GHz vs 3.4GHz)

Larger L3 cache size (30MB vs 8MB)

AMD Ryzen 3 8300G 's Advantages

Released 2 years and 3 months late

Better graphics card performance

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

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Lower TDP (45W vs 125W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900K +25%

2028

AMD Ryzen 3 8300G

1610

Cinebench R23 Multi Core

Intel Core i9 12900K +185%

27422

AMD Ryzen 3 8300G

9598

Geekbench 6 Single Core

Intel Core i9 12900K

2631

AMD Ryzen 3 8300G

2627

Geekbench 6 Multi Core

Intel Core i9 12900K +93%

17004

AMD Ryzen 3 8300G

8782

Cinebench 2024 Single Core

Intel Core i9 12900K +24%

123

AMD Ryzen 3 8300G

99

Cinebench 2024 Multi Core

Intel Core i9 12900K +210%

1582

AMD Ryzen 3 8300G

510

Intel Core i9 12900K

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AMD Ryzen 3 8300G

General Parameters

Oct 2021

Release Date

Jan 2024

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Zen 4 (Phoenix)

i9-12900K

Processor Number

-

LGA-1700

Socket

AM5

UHD Graphics 770

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Phoenix))

Package

-

Transistor Count

20.9 billions

10 nm

Manufacturing Process

4 nm

LGA-1700

Socket

AM5

125 W

Power Consumption

45-65 W

100°C

Peak Operating Temperature

95°C

-

Foundry

TSMC

-

Die Size

137 mm²

-

Package

FC-LGA1718

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3,2 GHz

Performance Core Base Frequency

3.4 GHz

5.1 GHz

Performance Core Turbo Frequency

4.9 GHz

8

Efficiency Cores

3

8

Efficiency Core Threads

6

2.4 GHz

Efficiency Core Base Frequency

3.2 GHz

3.9 GHz

Efficiency Core Turbo Frequency

3.6 GHz

16

Total Core Count

4

24

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

34x

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

1 MB per core

30 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR5-5200

128 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

800 MHz

1550 MHz

GPU Max Dynamic Frequency

2600 MHz

256

Shader Units

256

16

Texture Units

16

8

Raster Operation Units

8

32

Execution Units

4

15 W

Power Consumption

15 W

0.78 TFLOPS

Graphics Performance

2.56 TFLOPS

Miscellaneous

Intel Core i9 12900K

Official Website

AMD Ryzen 3 8300G

5.0

PCIe Version

4.0

20

PCIe Lanes

14

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