AMD Ryzen 9 3900XT vs Intel Core i9 10940X

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We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i9 10940X 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 9 3900XT 's Advantages

Released 9 months late

Higher specification of memory (DDR4-3200 vs DDR4-2933)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.8GHz vs 3.3GHz)

Larger L3 cache size (64MB vs 20MB)

Lower TDP (105W vs 165W)

Intel Core i9 10940X 's Advantages

Larger memory bandwidth (93.8GB/s vs 47.68GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT +9%

1352

Intel Core i9 10940X

1234

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT +14%

18436

Intel Core i9 10940X

16117

Geekbench 6 Single Core

AMD Ryzen 9 3900XT +19%

1763

Intel Core i9 10940X

1471

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT

11025

Intel Core i9 10940X +2%

11287

Geekbench 5 Single Core

AMD Ryzen 9 3900XT +14%

1311

Intel Core i9 10940X

1144

Geekbench 5 Multi Core

AMD Ryzen 9 3900XT

12279

Intel Core i9 10940X +10%

13573

Passmark CPU Single Core

AMD Ryzen 9 3900XT +3%

2769

Intel Core i9 10940X

2686

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +17%

32856

Intel Core i9 10940X

27907

AMD Ryzen 9 3900XT

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Intel Core i9 10940X

General Parameters

Jul 2020

Release Date

Oct 2019

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Cascade Lake

-

Processor Number

i9-10940X

AM4

Socket

LGA-2066

No

Integrated Graphics

N/A

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-2066

105 W

Power Consumption

165 W

95°C

Peak Operating Temperature

86 °C

CPU Performance

12

Performance Cores

14

24

Performance Core Threads

28

3.8 GHz

Performance Core Base Frequency

3.3 GHz

4.7 GHz

Performance Core Turbo Frequency

4.6 GHz

12

Total Core Count

14

24

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB 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

256 GB

2

Max Memory Channels

4

47.68 GB/s

Max Memory Bandwidth

93.8 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

Intel Core i9 10940X

4.0

PCIe Version

3.0

24

PCIe Lanes

48

-

Extended Instruction Set

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

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