Intel Core i7 6700K vs Intel Core i7 7700K

VS

We compared two desktop CPUs: Intel Core i7 6700K with 4 cores 4.0GHz and Intel Core i7 7700K with 4 cores 4.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7700K 's Advantages

Released 1 years and 5 months late

Higher specification of memory (DDR4-2400 vs DDR4-2133)

Larger memory bandwidth (35.76GB/s vs 34.1GB/s)

Higher base frequency (4.2GHz vs 4.0GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6700K

1136

Intel Core i7 7700K +6%

1215

Cinebench R23 Multi Core

Intel Core i7 6700K

5661

Intel Core i7 7700K +4%

5904

Geekbench 6 Single Core

Intel Core i7 6700K

1544

Intel Core i7 7700K

1557

Geekbench 6 Multi Core

Intel Core i7 6700K

5265

Intel Core i7 7700K

5260

Blender

Intel Core i7 6700K

96

Intel Core i7 7700K +6%

102

Geekbench 5 Single Core

Intel Core i7 6700K

1087

Intel Core i7 7700K +3%

1129

Geekbench 5 Multi Core

Intel Core i7 6700K

4271

Intel Core i7 7700K +10%

4705

Passmark CPU Single Core

Intel Core i7 6700K

2510

Intel Core i7 7700K +8%

2712

Passmark CPU Multi Core

Intel Core i7 6700K

8940

Intel Core i7 7700K +7%

9594

Intel Core i7 6700K

VS

Intel Core i7 7700K

General Parameters

Aug 2015

Release Date

Jan 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Kaby Lake

i7-6700K

Processor Number

i7-7700K

LGA-1151

Socket

LGA-1151

HD Graphics 530

Integrated Graphics

HD Graphics 630

Package

1.75 billions

Transistor Count

-

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-1151

91 W

Power Consumption

91 W

-

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

4

8

Performance Core Threads

8

4.0 GHz

Performance Core Base Frequency

4.2 GHz

Performance Core Turbo Frequency

4.5 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

42 MHz

40x

Multiplier

100x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2400, DDR3L-1600

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

35.76 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

1150 MHz

GPU Max Dynamic Frequency

1150 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

0.44 TFLOPS

Miscellaneous

Intel Core i7 6700K

Official Website

Intel Core i7 7700K

3.0

PCIe Version

3.0

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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