Intel Core i9 9940X vs AMD Ryzen 7 7800X3D

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We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and AMD Ryzen 7 7800X3D with 8 cores 4.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9940X 's Advantages

Larger memory bandwidth (85GB/s vs 83.2GB/s)

AMD Ryzen 7 7800X3D 's Advantages

Released 4 years and 3 months late

Integrated graphics card

Higher specification of memory (DDR5-5200 vs DDR4-2666)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (4.4GHz vs 3.3GHz)

Larger L3 cache size (96MB vs 20MB)

Lower TDP (120W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9940X

1228

AMD Ryzen 7 7800X3D +47%

1817

Cinebench R23 Multi Core

Intel Core i9 9940X

15351

AMD Ryzen 7 7800X3D +15%

17762

Geekbench 6 Single Core

Intel Core i9 9940X

1328

AMD Ryzen 7 7800X3D +96%

2607

Geekbench 6 Multi Core

Intel Core i9 9940X

9787

AMD Ryzen 7 7800X3D +50%

14702

Geekbench 5 Single Core

Intel Core i9 9940X

1189

AMD Ryzen 7 7800X3D +63%

1940

Geekbench 5 Multi Core

Intel Core i9 9940X +5%

14374

AMD Ryzen 7 7800X3D

13605

Intel Core i9 9940X

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AMD Ryzen 7 7800X3D

General Parameters

Oct 2018

Release Date

Jan 2023

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Zen 4 (Raphael)

i9-9940X

Processor Number

-

LGA-2066

Socket

AM5

N/A

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

6.57 billions

14 nm

Manufacturing Process

5 nm

LGA-2066

Socket

AM5

165 W

Power Consumption

120 W

88 °C

Peak Operating Temperature

89°C

CPU Performance

14

Performance Cores

8

28

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

4.4 GHz

Performance Core Turbo Frequency

5 GHz

14

Total Core Count

8

28

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

44x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

20 MB shared

L3 Cache

96 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR5-5200

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

-

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

128

-

Texture Units

8

-

Raster Operation Units

4

-

Execution Units

2

-

Power Consumption

15 W

-

Graphics Performance

0.54 TFLOPS

Miscellaneous

Intel Core i9 9940X

Official Website

AMD Ryzen 7 7800X3D

3.0

PCIe Version

5.0

44

PCIe Lanes

24

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

-

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