Intel Core i9 12900KS vs AMD Ryzen 3 5425U

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We compared two desktop CPUs: Intel Core i9 12900KS with 16 cores 3.4GHz and AMD Ryzen 3 5425U with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900KS 's Advantages

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.4GHz vs 2.7GHz)

Larger L3 cache size (30MB vs 8MB)

AMD Ryzen 3 5425U 's Advantages

Higher specification of memory (LPDDR4x-4267 vs DDR5-4800)

Lower TDP (10W vs 150W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900KS +63%

2559

AMD Ryzen 3 5425U

1561

Geekbench 6 Multi Core

Intel Core i9 12900KS +204%

15546

AMD Ryzen 3 5425U

5107

Geekbench 5 Single Core

Intel Core i9 12900KS +56%

2041

AMD Ryzen 3 5425U

1302

Geekbench 5 Multi Core

Intel Core i9 12900KS +274%

17685

AMD Ryzen 3 5425U

4724

Passmark CPU Single Core

Intel Core i9 12900KS +48%

4357

AMD Ryzen 3 5425U

2935

Passmark CPU Multi Core

Intel Core i9 12900KS +279%

44470

AMD Ryzen 3 5425U

11707

Intel Core i9 12900KS

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AMD Ryzen 3 5425U

General Parameters

Apr 2022

Release Date

Jan 2022

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake-S

Core Architecture

Barcelo

i9-12900KS

Processor Number

-

LGA-1700

Socket

FP6

UHD Graphics 770

Integrated Graphics

Radeon Vega 6 (Ryzen 4000)

Package

10 nm

Manufacturing Process

7 nm

LGA-1700

Socket

FP6

150 W

Power Consumption

10-25 W

100 °C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

4

-

Performance Core Threads

8

3.4 GHz

Performance Core Base Frequency

2.7 GHz

5.5 GHz

Performance Core Turbo Frequency

4.1 GHz

8

Efficiency Cores

-

16

Total Core Count

4

24

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

27x

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

512 K per core

30 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-3200, LPDDR4x-4267

128 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

51.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1550 MHz

GPU Max Dynamic Frequency

1600 MHz

256

Shader Units

384

16

Texture Units

24

8

Raster Operation Units

8

32

Execution Units

-

15 W

Power Consumption

15 W

0.78 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 12900KS

Official Website

AMD Ryzen 3 5425U

5.0

PCIe Version

3.0

20

PCIe Lanes

16

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