Intel Core i9 14900KS vs AMD Ryzen 9 3900X

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We compared two desktop CPUs: Intel Core i9 14900KS with 24 cores 3.2GHz and AMD Ryzen 9 3900X with 12 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 14900KS 's Advantages

Released 4 years and 8 months late

Integrated graphics card

Higher specification of memory (DDR5-5600 vs DDR4-3200)

Larger memory bandwidth (89.6GB/s vs 47.68GB/s)

Newer PCIe version (5.0 vs 4.0)

AMD Ryzen 9 3900X 's Advantages

Higher base frequency (3.8GHz vs 3.2GHz)

Larger L3 cache size (64MB vs 36MB)

Lower TDP (105W vs 150W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 14900KS +82%

2398

AMD Ryzen 9 3900X

1313

Cinebench R23 Multi Core

Intel Core i9 14900KS +119%

40976

AMD Ryzen 9 3900X

18656

Geekbench 6 Single Core

Intel Core i9 14900KS +86%

3444

AMD Ryzen 9 3900X

1842

Geekbench 6 Multi Core

Intel Core i9 14900KS +105%

24020

AMD Ryzen 9 3900X

11715

Cinebench 2024 Single Core

Intel Core i9 14900KS +87%

146

AMD Ryzen 9 3900X

78

Cinebench 2024 Multi Core

Intel Core i9 14900KS +110%

2252

AMD Ryzen 9 3900X

1068

Passmark CPU Single Core

Intel Core i9 14900KS +85%

4990

AMD Ryzen 9 3900X

2683

Passmark CPU Multi Core

Intel Core i9 14900KS +100%

65287

AMD Ryzen 9 3900X

32531

Intel Core i9 14900KS

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AMD Ryzen 9 3900X

General Parameters

Mar 2024

Release Date

Jul 2019

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Raptor Lake Refresh

Core Architecture

Zen 2

i9-14900KS

Processor Number

-

LGA-1700

Socket

AM4

UHD Graphics 770

Integrated Graphics

N/A

Package

-

Transistor Count

3.8 billions

10 nm

Manufacturing Process

7 nm

LGA-1700

Socket

AM4

150 W

Power Consumption

105 W

253 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

12

16

Performance Core Threads

24

3.2 GHz

Performance Core Base Frequency

3.8 GHz

6.2 GHz

Performance Core Turbo Frequency

4.6 GHz

16

Efficiency Cores

-

16

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

4.5 GHz

Efficiency Core Turbo Frequency

-

24

Total Core Count

12

32

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

38x

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

512 K per core

36 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR4-3200

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

47.68 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1650 MHz

GPU Max Dynamic Frequency

-

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

-

15 W

Power Consumption

-

0.78 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 14900KS

Official Website

AMD Ryzen 9 3900X

5.0

PCIe Version

4.0

20

PCIe Lanes

16

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