AMD Ryzen 7 5800X vs Intel Core i9 12900KS

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We compared two desktop CPUs: AMD Ryzen 7 5800X with 8 cores 3.8GHz and Intel Core i9 12900KS with 16 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 5800X 's Advantages

Higher base frequency (3.8GHz vs 3.4GHz)

Larger L3 cache size (32MB vs 30MB)

Lower TDP (105W vs 150W)

Intel Core i9 12900KS 's Advantages

Released 1 years and 6 months late

Integrated graphics card

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

Larger memory bandwidth (76.8GB/s vs 47.68GB/s)

Newer PCIe version (5.0 vs 4.0)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5800X

1596

Intel Core i9 12900KS +30%

2082

Cinebench R23 Multi Core

AMD Ryzen 7 5800X

15228

Intel Core i9 12900KS +82%

27796

Geekbench 6 Single Core

AMD Ryzen 7 5800X

2230

Intel Core i9 12900KS +14%

2559

Geekbench 6 Multi Core

AMD Ryzen 7 5800X

10279

Intel Core i9 12900KS +51%

15546

Geekbench 5 Single Core

AMD Ryzen 7 5800X

1623

Intel Core i9 12900KS +25%

2041

Geekbench 5 Multi Core

AMD Ryzen 7 5800X

10572

Intel Core i9 12900KS +67%

17685

Passmark CPU Single Core

AMD Ryzen 7 5800X

3443

Intel Core i9 12900KS +26%

4357

Passmark CPU Multi Core

AMD Ryzen 7 5800X

27890

Intel Core i9 12900KS +59%

44470

AMD Ryzen 7 5800X

VS

Intel Core i9 12900KS

General Parameters

Oct 2020

Release Date

Apr 2022

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 3 (Vermeer)

Core Architecture

Alder Lake-S

-

Processor Number

i9-12900KS

AM4

Socket

LGA-1700

No

Integrated Graphics

UHD Graphics 770

Package

4.15 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

AM4

Socket

LGA-1700

105 W

Power Consumption

150 W

90°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

-

3.8 GHz

Performance Core Base Frequency

3.4 GHz

4.7 GHz

Performance Core Turbo Frequency

5.5 GHz

-

Efficiency Cores

8

Total Core Count

16

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

34x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

14 MB shared

32 MB shared

L3 Cache

30 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800, DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1550 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

32

-

Power Consumption

15 W

-

Graphics Performance

0.78 TFLOPS

Miscellaneous

AMD Ryzen 7 5800X

Official Website

Intel Core i9 12900KS

4.0

PCIe Version

5.0

20

PCIe Lanes

20

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