Intel Core i7 5960X vs Intel Core i7 6700K

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We compared two desktop CPUs: Intel Core i7 5960X with 8 cores 3.0GHz and Intel Core i7 6700K with 4 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 5960X 's Advantages

Larger memory bandwidth (68GB/s vs 34.1GB/s)

Larger L3 cache size (20MB vs 8MB)

Intel Core i7 6700K 's Advantages

Released 1 years late

Integrated graphics card

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

Higher base frequency (4.0GHz vs 3.0GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (91W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 5960X

1057

Intel Core i7 6700K +7%

1136

Cinebench R23 Multi Core

Intel Core i7 5960X +73%

9850

Intel Core i7 6700K

5661

Geekbench 6 Single Core

Intel Core i7 5960X

1244

Intel Core i7 6700K +24%

1544

Geekbench 6 Multi Core

Intel Core i7 5960X +26%

6669

Intel Core i7 6700K

5265

Geekbench 5 Single Core

Intel Core i7 5960X

892

Intel Core i7 6700K +21%

1087

Geekbench 5 Multi Core

Intel Core i7 5960X +64%

7026

Intel Core i7 6700K

4271

Passmark CPU Single Core

Intel Core i7 5960X

1963

Intel Core i7 6700K +27%

2510

Passmark CPU Multi Core

Intel Core i7 5960X +41%

12655

Intel Core i7 6700K

8940

Intel Core i7 5960X

VS

Intel Core i7 6700K

General Parameters

Aug 2014

Release Date

Aug 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Haswell E

Core Architecture

Skylake

i7-5960X

Processor Number

i7-6700K

LGA-2011-3

Socket

LGA-1151

N/A

Integrated Graphics

HD Graphics 530

Package

2.6 billions

Transistor Count

1.75 billions

22 nm

Manufacturing Process

14 nm

LGA-2011-3

Socket

LGA-1151

140 W

Power Consumption

91 W

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.0 GHz

Performance Core Base Frequency

4.0 GHz

3.5 GHz

Performance Core Turbo Frequency

4.2 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

40x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133

Memory Types

DDR4-2133, DDR3L-1600

64 GB

Max Memory Size

64 GB

4

Max Memory Channels

2

68 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Max Dynamic Frequency

1150 MHz

Miscellaneous

Intel Core i7 5960X

Official Website

Intel Core i7 6700K

3.0

PCIe Version

3.0

40

PCIe Lanes

16

SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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