Intel Core i7 6950X vs Intel Core i7 8700K

VS

Intel Core i7 6950X

Intel Core i7 8700K

We compared two desktop CPUs: Intel Core i7 6950X with 10 cores 3.0GHz and Intel Core i7 8700K with 6 cores 3.7GHz . 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 41.6GB/s)

Larger L3 cache size (25MB vs 12MB)

Intel Core i7 8700K 's Advantages

Released 1 years and 5 months late

Integrated graphics card

Higher specification of memory (2666 vs 2133)

Higher base frequency (3.7GHz vs 3.0GHz)

Lower TDP (95W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6950X

1069

Intel Core i7 8700K +13%

1215

Cinebench R23 Multi Core

Intel Core i7 6950X +11%

9743

Intel Core i7 8700K

8734

Geekbench 6 Single Core

Intel Core i7 6950X

1020

Intel Core i7 8700K +44%

1475

Geekbench 6 Multi Core

Intel Core i7 6950X +6%

6726

Intel Core i7 8700K

6339

Geekbench 5 Single Core

Intel Core i7 6950X

968

Intel Core i7 8700K +27%

1233

Geekbench 5 Multi Core

Intel Core i7 6950X +39%

9253

Intel Core i7 8700K

6632

Passmark CPU Single Core

Intel Core i7 6950X

2330

Intel Core i7 8700K +17%

2748

Passmark CPU Multi Core

Intel Core i7 6950X +27%

17362

Intel Core i7 8700K

13661

Intel Core i7 6950X

VS

Intel Core i7 8700K

General Parameters

May 2016

Release Date

Oct 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Broadwell E

Core Architecture

Coffee Lake

i7-6950X

Processor Number

i7-8700K

LGA-2011-3

Socket

LGA-1151

N/A

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

140 W

Power Consumption

95 W

-

Peak Operating Temperature

100 °C

CPU Performance

10

Performance Cores

6

20

Performance Core Threads

12

3.0 GHz

Performance Core Base Frequency

3.7 GHz

3.5 GHz

Performance Core Turbo Frequency

4.7 GHz

10

Total Core Count

6

20

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

37x

32 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

25 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

41.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1200 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i7 6950X

Official Website

Intel Core i7 8700K

3.0

PCIe Version

3.0

40

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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