AMD Ryzen 9 3900XT vs Intel Core i9 14900KS

VS

AMD Ryzen 9 3900XT Intel Core i9 14900KS

We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i9 14900KS with 24 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900XT 's Advantages

Higher base frequency (3.8GHz vs 3.2GHz)

Larger L3 cache size (64MB vs 36MB)

Lower TDP (105W vs 150W)

Intel Core i9 14900KS 's Advantages

Released 3 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)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT

1352

Intel Core i9 14900KS +77%

2398

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT

18436

Intel Core i9 14900KS +122%

40976

Geekbench 6 Single Core

AMD Ryzen 9 3900XT

1763

Intel Core i9 14900KS +95%

3444

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT

11025

Intel Core i9 14900KS +117%

24020

Cinebench 2024 Single Core

AMD Ryzen 9 3900XT

79

Intel Core i9 14900KS +84%

146

Cinebench 2024 Multi Core

AMD Ryzen 9 3900XT

1074

Intel Core i9 14900KS +109%

2252

Passmark CPU Single Core

AMD Ryzen 9 3900XT

2769

Intel Core i9 14900KS +80%

4990

Passmark CPU Multi Core

AMD Ryzen 9 3900XT

32856

Intel Core i9 14900KS +98%

65287

AMD Ryzen 9 3900XT

VS

Intel Core i9 14900KS

General Parameters

Jul 2020

Release Date

Mar 2024

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Raptor Lake Refresh

-

Processor Number

i9-14900KS

AM4

Socket

LGA-1700

No

Integrated Graphics

UHD Graphics 770

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

AM4

Socket

LGA-1700

105 W

Power Consumption

150 W

-

Max Turbo Power Consumption

253 W

95°C

Peak Operating Temperature

100°C

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

3.2 GHz

4.7 GHz

Performance Core Turbo Frequency

6.2 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

2.4 GHz

-

Efficiency Core Turbo Frequency

4.5 GHz

12

Total Core Count

24

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

32x

64 K per core

L1 Cache

80 K per core

512 K per core

L2 Cache

2 MB per core

64 MB shared

L3 Cache

36 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR5-5600, DDR4-3200

128 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1650 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 9 3900XT

Official Website

Intel Core i9 14900KS

4.0

PCIe Version

5.0

24

PCIe Lanes

20

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