Intel Core i7 6950X vs AMD Ryzen 9 3900XT

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We compared two desktop CPUs: Intel Core i7 6950X with 10 cores 3.0GHz and AMD Ryzen 9 3900XT with 12 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6950X 's Advantages

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

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)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6950X

1069

AMD Ryzen 9 3900XT +26%

1352

Cinebench R23 Multi Core

Intel Core i7 6950X

9743

AMD Ryzen 9 3900XT +89%

18436

Geekbench 6 Single Core

Intel Core i7 6950X

1020

AMD Ryzen 9 3900XT +72%

1763

Geekbench 6 Multi Core

Intel Core i7 6950X

6726

AMD Ryzen 9 3900XT +63%

11025

Geekbench 5 Single Core

Intel Core i7 6950X

968

AMD Ryzen 9 3900XT +35%

1311

Geekbench 5 Multi Core

Intel Core i7 6950X

9253

AMD Ryzen 9 3900XT +32%

12279

Passmark CPU Single Core

Intel Core i7 6950X

2330

AMD Ryzen 9 3900XT +18%

2769

Passmark CPU Multi Core

Intel Core i7 6950X

17362

AMD Ryzen 9 3900XT +89%

32856

Intel Core i7 6950X

VS

AMD Ryzen 9 3900XT

General Parameters

May 2016

Release Date

Jul 2020

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Broadwell E

Core Architecture

Zen 2 (Matisse)

i7-6950X

Processor Number

-

LGA-2011-3

Socket

AM4

N/A

Integrated Graphics

No

Package

-

Transistor Count

3.8 billions

14 nm

Manufacturing Process

7 nm

LGA-2011-3

Socket

AM4

140 W

Power Consumption

105 W

-

Peak Operating Temperature

95°C

CPU Performance

10

Performance Cores

12

20

Performance Core Threads

24

3.0 GHz

Performance Core Base Frequency

3.8 GHz

3.5 GHz

Performance Core Turbo Frequency

4.7 GHz

10

Total Core Count

12

20

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

38x

32 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

512 K per core

25 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Miscellaneous

Intel Core i7 6950X

Official Website

AMD Ryzen 9 3900XT

3.0

PCIe Version

4.0

40

PCIe Lanes

24

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