AMD Ryzen 9 3900XT vs Intel Core i9 10900K

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We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i9 10900K with 10 cores 3.7GHz . 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 specification of memory (DDR4-3200 vs DDR4-2933)

Larger memory bandwidth (47.68GB/s vs 45.8GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.8GHz vs 3.7GHz)

Larger L3 cache size (64MB vs 20MB)

Lower TDP (105W vs 125W)

Intel Core i9 10900K 's Advantages

Integrated graphics card

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT

1352

Intel Core i9 10900K +1%

1375

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT +33%

18436

Intel Core i9 10900K

13761

Geekbench 6 Single Core

AMD Ryzen 9 3900XT +3%

1763

Intel Core i9 10900K

1703

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT +17%

11025

Intel Core i9 10900K

9367

Cinebench 2024 Multi Core

AMD Ryzen 9 3900XT +14%

1074

Intel Core i9 10900K

936

Blender

AMD Ryzen 9 3900XT +12%

287

Intel Core i9 10900K

254

Geekbench 5 Single Core

AMD Ryzen 9 3900XT

1311

Intel Core i9 10900K

1324

Geekbench 5 Multi Core

AMD Ryzen 9 3900XT +13%

12279

Intel Core i9 10900K

10773

Passmark CPU Single Core

AMD Ryzen 9 3900XT

2769

Intel Core i9 10900K +13%

3135

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +42%

32856

Intel Core i9 10900K

22996

AMD Ryzen 9 3900XT

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Intel Core i9 10900K

General Parameters

Jul 2020

Release Date

May 2020

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Comet Lake

-

Processor Number

i9-10900K

AM4

Socket

LGA-1200

No

Integrated Graphics

UHD Graphics 630

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-1200

105 W

Power Consumption

125 W

95°C

Peak Operating Temperature

100°C

CPU Performance

12

Performance Cores

10

24

Performance Core Threads

20

3.8 GHz

Performance Core Base Frequency

3.7 GHz

4.7 GHz

Performance Core Turbo Frequency

5.3 GHz

12

Total Core Count

10

24

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

37x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

64 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-2933

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

45.8 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1200 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

Intel Core i9 10900K

4.0

PCIe Version

3.0

24

PCIe Lanes

16

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