Intel Core i7 7800X vs AMD Ryzen 9 3950X

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We compared two desktop CPUs: Intel Core i7 7800X with 6 cores 3.5GHz and AMD Ryzen 9 3950X with 16 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7800X 's Advantages

Larger memory bandwidth (79.47GB/s vs 47.68GB/s)

AMD Ryzen 9 3950X 's Advantages

Released 2 years and 6 months late

Higher specification of memory (DDR4-3200 vs DDR4-2400)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (64MB vs 8MB)

Lower TDP (105W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 7800X

963

AMD Ryzen 9 3950X +38%

1331

Cinebench R23 Multi Core

Intel Core i7 7800X

7269

AMD Ryzen 9 3950X +230%

24018

Geekbench 6 Single Core

Intel Core i7 7800X

1362

AMD Ryzen 9 3950X +25%

1709

Geekbench 6 Multi Core

Intel Core i7 7800X

6082

AMD Ryzen 9 3950X +91%

11656

Geekbench 5 Single Core

Intel Core i7 7800X

1069

AMD Ryzen 9 3950X +19%

1279

Geekbench 5 Multi Core

Intel Core i7 7800X

6578

AMD Ryzen 9 3950X +120%

14487

Passmark CPU Single Core

Intel Core i7 7800X

2409

AMD Ryzen 9 3950X +11%

2692

Passmark CPU Multi Core

Intel Core i7 7800X

12894

AMD Ryzen 9 3950X +202%

38953

Intel Core i7 7800X

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AMD Ryzen 9 3950X

General Parameters

May 2017

Release Date

Nov 2019

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Zen 2

i7-7800X

Processor Number

-

LGA-2066

Socket

AM4

N/A

Integrated Graphics

N/A

Package

-

Transistor Count

3.8 billions

14 nm

Manufacturing Process

7 nm

LGA-2066

Socket

AM4

140 W

Power Consumption

105 W

100 °C

Peak Operating Temperature

-

CPU Performance

6

Performance Cores

16

12

Performance Core Threads

32

3.5 GHz

Performance Core Base Frequency

3.5 GHz

4 GHz

Performance Core Turbo Frequency

4.7 GHz

6

Total Core Count

16

12

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2400

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Miscellaneous

Intel Core i7 7800X

Official Website

AMD Ryzen 9 3950X

3.0

PCIe Version

4.0

28

PCIe Lanes

16

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

Extended Instruction Set

-

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