AMD Ryzen 7 3800XT vs Intel Core i9 9940X

VS

AMD Ryzen 7 3800XT

Intel Core i9 9940X

We compared two desktop CPUs: AMD Ryzen 7 3800XT with 8 cores 3.9GHz and Intel Core i9 9940X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 3800XT 's Advantages

Released 1 years and 9 months late

Higher specification of memory (3200 vs 2666)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.9GHz vs 3.3GHz)

Larger L3 cache size (32MB vs 20MB)

More modern manufacturing process (7nm vs 14nm)

Lower TDP (105W vs 165W)

Intel Core i9 9940X 's Advantages

Larger memory bandwidth (85GB/s vs 47.68GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 3800XT +10%

1351

Intel Core i9 9940X

1228

Cinebench R23 Multi Core

AMD Ryzen 7 3800XT

12952

Intel Core i9 9940X +18%

15351

Geekbench 6 Single Core

AMD Ryzen 7 3800XT +26%

1679

Intel Core i9 9940X

1328

Geekbench 6 Multi Core

AMD Ryzen 7 3800XT

6343

Intel Core i9 9940X +54%

9787

Geekbench 5 Single Core

AMD Ryzen 7 3800XT +10%

1319

Intel Core i9 9940X

1189

Geekbench 5 Multi Core

AMD Ryzen 7 3800XT

9327

Intel Core i9 9940X +54%

14374

Passmark CPU Single Core

AMD Ryzen 7 3800XT +7%

2793

Intel Core i9 9940X

2608

Passmark CPU Multi Core

AMD Ryzen 7 3800XT

23540

Intel Core i9 9940X +20%

28355

AMD Ryzen 7 3800XT

VS

Intel Core i9 9940X

General Parameters

Jul 2020

Release Date

Oct 2018

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Skylake

-

Processor Number

i9-9940X

AM4

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

105 W

Power Consumption

165 W

95 °C

Peak Operating Temperature

88 °C

CPU Performance

8

Performance Cores

14

16

Performance Core Threads

28

3.9 GHz

Performance Core Base Frequency

3.3 GHz

4.7 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

14

16

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

39x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

32 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

47.68 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

AMD Ryzen 7 3800XT

Official Website

Intel Core i9 9940X

4.0

PCIe Version

3.0

24

PCIe Lanes

44

-

Extended Instruction Set

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

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