Intel Core i9 11900K vs AMD Ryzen 7 3800X

VS

Intel Core i9 11900K AMD Ryzen 7 3800X

We compared two desktop CPUs: Intel Core i9 11900K with 8 cores 3.5GHz and AMD Ryzen 7 3800X with 8 cores 3.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 11900K 's Advantages

Released 1 years and 8 months late

Integrated graphics card

Larger memory bandwidth (50GB/s vs 47.68GB/s)

AMD Ryzen 7 3800X 's Advantages

Higher base frequency (3.9GHz vs 3.5GHz)

Larger L3 cache size (32MB vs 16MB)

Lower TDP (105W vs 125W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 11900K +23%

1653

AMD Ryzen 7 3800X

1341

Cinebench R23 Multi Core

Intel Core i9 11900K +16%

16211

AMD Ryzen 7 3800X

13863

Geekbench 6 Single Core

Intel Core i9 11900K +42%

2492

AMD Ryzen 7 3800X

1743

Geekbench 6 Multi Core

Intel Core i9 11900K +29%

11197

AMD Ryzen 7 3800X

8625

Cinebench 2024 Single Core

Intel Core i9 11900K +30%

102

AMD Ryzen 7 3800X

78

Cinebench 2024 Multi Core

Intel Core i9 11900K +21%

868

AMD Ryzen 7 3800X

712

Geekbench 5 Single Core

Intel Core i9 11900K +37%

1829

AMD Ryzen 7 3800X

1333

Geekbench 5 Multi Core

Intel Core i9 11900K +16%

11033

AMD Ryzen 7 3800X

9479

Passmark CPU Single Core

Intel Core i9 11900K +30%

3520

AMD Ryzen 7 3800X

2695

Passmark CPU Multi Core

Intel Core i9 11900K +8%

25343

AMD Ryzen 7 3800X

23418

Intel Core i9 11900K

VS

AMD Ryzen 7 3800X

General Parameters

Mar 2021

Release Date

Jul 2019

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Rocket Lake

Core Architecture

Zen 2

i9-11900K

Processor Number

-

LGA-1200

Socket

AM4

UHD Graphics 750

Integrated Graphics

No

Package

-

Transistor Count

3.8 billions

14 nm

Manufacturing Process

7 nm

LGA-1200

Socket

AM4

125 W

Power Consumption

105 W

100°C

Peak Operating Temperature

95°C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3.9 GHz

5.3 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

39x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

32 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

50 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1300 MHz

GPU Max Dynamic Frequency

-

256

Shader Units

-

64

Texture Units

-

32

Raster Operation Units

-

32

Execution Units

-

15 W

Power Consumption

-

3840x2160 - 60 Hz

Max Resolution

-

0.46 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 11900K

Official Website

AMD Ryzen 7 3800X

4.0

PCIe Version

4.0

20

PCIe Lanes

16

Related CPU Comparisons

1

AMD Ryzen 5 7500F vs Intel Core i9 11900K

2

Intel Core i5 12400F vs Intel Core i9 11900K

3

Intel Core i9 11900K vs Intel Core i7 11700K

4

Intel Core i9 11900KF vs Intel Core i9 11900K

5

Intel Core i9 11900K vs Intel Core i5 13600K

6

Intel Core i9 10900K vs Intel Core i9 11900K

7

Intel Core i9 11900K vs Intel Core i7 12700K

8

AMD Ryzen 7 3800X vs AMD Ryzen 7 5700X

9

Intel Core i9 11900K vs Intel Celeron G5920

10

Intel Core i9 11900K vs Intel Core i7 6850K