AMD Ryzen 9 3900XT vs Intel Core i7 6950X

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We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i7 6950X with 10 cores 3.0GHz . 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 4 years and 2 months late

Higher specification of memory (DDR4-3200 vs DDR4-2133)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.8GHz vs 3.0GHz)

Larger L3 cache size (64MB vs 25MB)

Lower TDP (105W vs 140W)

Intel Core i7 6950X 's Advantages

Larger memory bandwidth (76.8GB/s vs 47.68GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT +26%

1352

Intel Core i7 6950X

1069

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT +89%

18436

Intel Core i7 6950X

9743

Geekbench 6 Single Core

AMD Ryzen 9 3900XT +72%

1763

Intel Core i7 6950X

1020

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT +63%

11025

Intel Core i7 6950X

6726

Geekbench 5 Single Core

AMD Ryzen 9 3900XT +35%

1311

Intel Core i7 6950X

968

Geekbench 5 Multi Core

AMD Ryzen 9 3900XT +32%

12279

Intel Core i7 6950X

9253

Passmark CPU Single Core

AMD Ryzen 9 3900XT +18%

2769

Intel Core i7 6950X

2330

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +89%

32856

Intel Core i7 6950X

17362

AMD Ryzen 9 3900XT

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Intel Core i7 6950X

General Parameters

Jul 2020

Release Date

May 2016

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Broadwell E

-

Processor Number

i7-6950X

AM4

Socket

LGA-2011-3

No

Integrated Graphics

N/A

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-2011-3

105 W

Power Consumption

140 W

95°C

Peak Operating Temperature

-

CPU Performance

12

Performance Cores

10

24

Performance Core Threads

20

3.8 GHz

Performance Core Base Frequency

3.0 GHz

4.7 GHz

Performance Core Turbo Frequency

3.5 GHz

12

Total Core Count

10

24

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

30x

64 K per core

L1 Cache

32 K per core

512 K per core

L2 Cache

256 K per core

64 MB shared

L3 Cache

25 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR4-2133

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

47.68 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

Intel Core i7 6950X

4.0

PCIe Version

3.0

24

PCIe Lanes

40

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