Intel Core i9 9900KS vs AMD Ryzen 7 5800X

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We compared two desktop CPUs: Intel Core i9 9900KS with 8 cores 4.0GHz and AMD Ryzen 7 5800X with 8 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 9900KS 's Advantages

Integrated graphics card

Higher base frequency (4.0GHz vs 3.8GHz)

AMD Ryzen 7 5800X 's Advantages

Released 1 years late

Higher specification of memory (DDR4-3200 vs DDR4-2666)

Larger memory bandwidth (47.68GB/s vs 41.6GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (32MB vs 16MB)

Lower TDP (105W vs 127W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9900KS

1272

AMD Ryzen 7 5800X +25%

1596

Cinebench R23 Multi Core

Intel Core i9 9900KS

12615

AMD Ryzen 7 5800X +20%

15228

Geekbench 6 Single Core

Intel Core i9 9900KS

1678

AMD Ryzen 7 5800X +32%

2230

Geekbench 6 Multi Core

Intel Core i9 9900KS

8751

AMD Ryzen 7 5800X +17%

10271

Geekbench 5 Single Core

Intel Core i9 9900KS

1391

AMD Ryzen 7 5800X +16%

1623

Geekbench 5 Multi Core

Intel Core i9 9900KS

9636

AMD Ryzen 7 5800X +9%

10572

Passmark CPU Single Core

Intel Core i9 9900KS

3029

AMD Ryzen 7 5800X +13%

3444

Passmark CPU Multi Core

Intel Core i9 9900KS

19417

AMD Ryzen 7 5800X +43%

27907

Intel Core i9 9900KS

VS

AMD Ryzen 7 5800X

General Parameters

Oct 2019

Release Date

Oct 2020

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Zen 3 (Vermeer)

i9-9900KS

Processor Number

-

LGA-1151

Socket

AM4

UHD Graphics 630

Integrated Graphics

No

Package

-

Transistor Count

4.15 billions

14 nm

Manufacturing Process

7 nm

LGA-1151

Socket

AM4

127 W

Power Consumption

105 W

100 °C

Peak Operating Temperature

90°C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

4.0 GHz

Performance Core Base Frequency

3.8 GHz

5 GHz

Performance Core Turbo Frequency

4.7 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

38x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

32 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

41.6 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

350 MHz

GPU Base Frequency

-

1200 MHz

GPU Max Dynamic Frequency

-

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

-

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 9900KS

Official Website

AMD Ryzen 7 5800X

3.0

PCIe Version

4.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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