Intel Core i9 12900KF vs AMD Ryzen 3 3300X

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We compared two desktop CPUs: Intel Core i9 12900KF with 16 cores 3.2GHz and AMD Ryzen 3 3300X with 4 cores 3.8GHz . 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

Released 1 years and 6 months late

Higher specification of memory (DDR5-4800 vs DDR4-3200)

Larger memory bandwidth (76.8GB/s vs 51.2GB/s)

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (30MB vs 16MB)

AMD Ryzen 3 3300X 's Advantages

Higher base frequency (3.8GHz vs 3.2GHz)

Lower TDP (65W vs 125W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900KF +57%

2028

AMD Ryzen 3 3300X

1289

Cinebench R23 Multi Core

Intel Core i9 12900KF +306%

27422

AMD Ryzen 3 3300X

6750

Geekbench 6 Single Core

Intel Core i9 12900KF +59%

2686

AMD Ryzen 3 3300X

1685

Geekbench 6 Multi Core

Intel Core i9 12900KF +174%

16130

AMD Ryzen 3 3300X

5874

Geekbench 5 Single Core

Intel Core i9 12900KF +47%

1970

AMD Ryzen 3 3300X

1337

Geekbench 5 Multi Core

Intel Core i9 12900KF +213%

17469

AMD Ryzen 3 3300X

5577

Passmark CPU Single Core

Intel Core i9 12900KF +56%

4167

AMD Ryzen 3 3300X

2660

Passmark CPU Multi Core

Intel Core i9 12900KF +225%

41190

AMD Ryzen 3 3300X

12651

Intel Core i9 12900KF

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AMD Ryzen 3 3300X

General Parameters

Oct 2021

Release Date

Apr 2020

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Zen 2

i9-12900KF

Processor Number

-

LGA-1700

Socket

AM4

No

Integrated Graphics

N/A

Package

10 nm

Manufacturing Process

7 nm

LGA-1700

Socket

AM4

125 W

Power Consumption

65 W

241 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.2 GHz

Performance Core Base Frequency

3.8 GHz

5.1 GHz

Performance Core Turbo Frequency

4.3 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

4

24

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

38x

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

512 K per core

30 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

51.2 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

Intel Core i9 12900KF

Official Website

AMD Ryzen 3 3300X

5.0

PCIe Version

4.0

20

PCIe Lanes

16

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