Intel Core i7 6900K vs Intel Core i7 6950X

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We compared two desktop CPUs: Intel Core i7 6900K with 8 cores 3.2GHz 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

Intel Core i7 6900K 's Advantages

Higher base frequency (3.2GHz vs 3.0GHz)

Intel Core i7 6950X 's Advantages

Larger L3 cache size (25MB vs 20MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6900K +7%

1151

Intel Core i7 6950X

1069

Cinebench R23 Multi Core

Intel Core i7 6900K +16%

11326

Intel Core i7 6950X

9743

Geekbench 6 Single Core

Intel Core i7 6900K +26%

1286

Intel Core i7 6950X

1020

Geekbench 6 Multi Core

Intel Core i7 6900K +11%

7470

Intel Core i7 6950X

6726

Geekbench 5 Single Core

Intel Core i7 6900K

961

Intel Core i7 6950X

968

Geekbench 5 Multi Core

Intel Core i7 6900K

7327

Intel Core i7 6950X +26%

9253

Passmark CPU Single Core

Intel Core i7 6900K

2310

Intel Core i7 6950X

2330

Passmark CPU Multi Core

Intel Core i7 6900K

14258

Intel Core i7 6950X +21%

17362

Intel Core i7 6900K

VS

Intel Core i7 6950X

General Parameters

May 2016

Release Date

May 2016

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Broadwell E

Core Architecture

Broadwell E

i7-6900K

Processor Number

i7-6950X

LGA-2011-3

Socket

LGA-2011-3

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-2011-3

Socket

LGA-2011-3

140 W

Power Consumption

140 W

CPU Performance

8

Performance Cores

10

16

Performance Core Threads

20

3.2 GHz

Performance Core Base Frequency

3.0 GHz

3.7 GHz

Performance Core Turbo Frequency

3.5 GHz

8

Total Core Count

10

16

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

30x

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2133

Memory Types

DDR4-2133

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

4

76.8 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i7 6900K

Official Website

Intel Core i7 6950X

3.0

PCIe Version

3.0

40

PCIe Lanes

40

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