Intel Core i7 6700K vs Intel Core i5 6600

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We compared two desktop CPUs: Intel Core i7 6700K with 4 cores 4.0GHz and Intel Core i5 6600 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6700K 's Advantages

Higher base frequency (4.0GHz vs 3.3GHz)

Larger L3 cache size (8MB vs 6MB)

Intel Core i5 6600 's Advantages

Lower TDP (65W vs 91W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6700K +9%

1136

Intel Core i5 6600

1042

Cinebench R23 Multi Core

Intel Core i7 6700K +48%

5661

Intel Core i5 6600

3810

Geekbench 6 Single Core

Intel Core i7 6700K +27%

1544

Intel Core i5 6600

1215

Geekbench 6 Multi Core

Intel Core i7 6700K +73%

5265

Intel Core i5 6600

3041

Blender

Intel Core i7 6700K +128%

96

Intel Core i5 6600

42

Geekbench 5 Single Core

Intel Core i7 6700K +14%

1087

Intel Core i5 6600

953

Geekbench 5 Multi Core

Intel Core i7 6700K +28%

4271

Intel Core i5 6600

3325

Passmark CPU Single Core

Intel Core i7 6700K +11%

2510

Intel Core i5 6600

2246

Passmark CPU Multi Core

Intel Core i7 6700K +49%

8940

Intel Core i5 6600

5989

Intel Core i7 6700K

VS

Intel Core i5 6600

General Parameters

Aug 2015

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Skylake

i7-6700K

Processor Number

i5-6600

LGA-1151

Socket

LGA-1151

HD Graphics 530

Integrated Graphics

HD Graphics 530

Package

1.75 billions

Transistor Count

1.75 billions

14 nm

Manufacturing Process

14 nm

LGA-1151

Socket

LGA-1151

91 W

Power Consumption

65 W

CPU Performance

4

Performance Cores

4

8

Performance Core Threads

4

4.0 GHz

Performance Core Base Frequency

3.3 GHz

4.2 GHz

Performance Core Turbo Frequency

3.9 GHz

4

Total Core Count

4

8

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

33x

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

6 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR4-2133, DDR3L-1600

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1150 MHz

GPU Max Dynamic Frequency

1150 MHz

Miscellaneous

Intel Core i7 6700K

Official Website

Intel Core i5 6600

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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