Intel Core i7 7700K vs Intel Core i7 6785R

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Intel Core i7 7700K

Intel Core i7-6785R

We compared two desktop CPUs: Intel Core i7 7700K with 4 cores 4.2GHz and Intel Core i7 6785R 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 7700K 's Advantages

Released 8 months late

Higher specification of memory (2400 vs 2133)

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

Higher base frequency (4.2GHz vs 3.3GHz)

Intel Core i7 6785R 's Advantages

Newer PCIe version (3 vs 3.0)

Lower TDP (65W vs 91W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 7700K +116%

1557

Intel Core i7 6785R

718

Geekbench 6 Multi Core

Intel Core i7 7700K +150%

5260

Intel Core i7 6785R

2101

Intel Core i7 7700K

VS

Intel Core i7 6785R

General Parameters

Jan 2017

Release Date

May 2016

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Kaby Lake

Core Architecture

Skylake

i7-7700K

Processor Number

-

LGA-1151

Socket

Intel BGA 1440

HD Graphics 630

Integrated Graphics

Iris Pro 580

-

Generation

Core i7(Skylake-R)

Package

14 nm

Manufacturing Process

14 nm

91 W

Power Consumption

65 W

100 °C

Peak Operating Temperature

100°C

-

Foundry

Intel

CPU Performance

4

Performance Cores

4

8

Performance Core Threads

8

4.2 GHz

Performance Core Base Frequency

3.3 GHz

4.5 GHz

Performance Core Turbo Frequency

3.9 GHz

4

Total Core Count

4

8

Total Thread Count

8

42 MHz

Bus Frequency

100 MHz

100x

Multiplier

33.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

8 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2400, DDR3L-1600

Memory Types

DDR3, DDR4-2133

64 GB

Max Memory Size

64

2

Max Memory Channels

2

35.76 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

350 MHz

GPU Base Frequency

350 MHz

1150 MHz

GPU Max Dynamic Frequency

1150 MHz

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

-

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.44 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i7 7700K

Official Website

Intel Core i7 6785R

3.0

PCIe Version

3

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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