Intel Core i9 9940X vs AMD Ryzen Threadripper Pro 3945WX

VS

Intel Core i9 9940X AMD Ryzen Threadripper Pro 3945WX

We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and AMD Ryzen Threadripper Pro 3945WX with 12 cores 4.0GHz . 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

Lower TDP (165W vs 280W)

AMD Ryzen Threadripper Pro 3945WX 's Advantages

Released 1 years and 9 months late

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

Larger memory bandwidth (204.8GB/s vs 85GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (4.0GHz vs 3.3GHz)

Larger L3 cache size (64MB vs 20MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 9940X

1328

AMD Ryzen Threadripper Pro 3945WX +17%

1561

Geekbench 6 Multi Core

Intel Core i9 9940X

9787

AMD Ryzen Threadripper Pro 3945WX +11%

10957

Geekbench 5 Single Core

Intel Core i9 9940X

1189

AMD Ryzen Threadripper Pro 3945WX +9%

1303

Geekbench 5 Multi Core

Intel Core i9 9940X +1%

14374

AMD Ryzen Threadripper Pro 3945WX

14155

Passmark CPU Single Core

Intel Core i9 9940X

2608

AMD Ryzen Threadripper Pro 3945WX +3%

2690

Passmark CPU Multi Core

Intel Core i9 9940X

28355

AMD Ryzen Threadripper Pro 3945WX +16%

33118

Intel Core i9 9940X

VS

AMD Ryzen Threadripper Pro 3945WX

General Parameters

Oct 2018

Release Date

Jul 2020

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Zen 2

i9-9940X

Processor Number

-

LGA-2066

Socket

sWRX8

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

7 nm

LGA-2066

Socket

sWRX8

165 W

Power Consumption

280 W

88 °C

Peak Operating Temperature

90 °C

CPU Performance

14

Performance Cores

12

28

Performance Core Threads

24

3.3 GHz

Performance Core Base Frequency

4.0 GHz

4.4 GHz

Performance Core Turbo Frequency

4.3 GHz

14

Total Core Count

12

28

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

40x

64 K per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

20 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-3200

128 GB

Max Memory Size

2048 GB

4

Max Memory Channels

8

85 GB/s

Max Memory Bandwidth

204.8 GB/s

No

ECC Memory Support

Yes

Miscellaneous

Intel Core i9 9940X

Official Website

AMD Ryzen Threadripper Pro 3945WX

3.0

PCIe Version

4.0

44

PCIe Lanes

128

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

Extended Instruction Set

-

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