Intel Core i7 7700K vs Intel Core i7 8700K

VS

Intel Core i7 7700K

Intel Core i7 8700K

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

Better graphics card performance

Higher base frequency (4.2GHz vs 3.7GHz)

Lower TDP (91W vs 95W)

Intel Core i7 8700K 's Advantages

Released 9 months late

Higher specification of memory (2666 vs 2400)

Larger memory bandwidth (41.6GB/s vs 35.76GB/s)

Larger L3 cache size (12MB vs 8MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 7700K

1209

Intel Core i7 8700K

1215

Cinebench R23 Multi Core

Intel Core i7 7700K

5881

Intel Core i7 8700K +48%

8734

Geekbench 6 Single Core

Intel Core i7 7700K +5%

1557

Intel Core i7 8700K

1475

Geekbench 6 Multi Core

Intel Core i7 7700K

5260

Intel Core i7 8700K +20%

6339

Blender

Intel Core i7 7700K

102

Intel Core i7 8700K +52%

156

Geekbench 5 Single Core

Intel Core i7 7700K

1129

Intel Core i7 8700K +9%

1233

Geekbench 5 Multi Core

Intel Core i7 7700K

4705

Intel Core i7 8700K +40%

6632

Passmark CPU Single Core

Intel Core i7 7700K

2712

Intel Core i7 8700K +1%

2748

Passmark CPU Multi Core

Intel Core i7 7700K

9594

Intel Core i7 8700K +42%

13661

Intel Core i7 7700K

VS

Intel Core i7 8700K

General Parameters

Jan 2017

Release Date

Oct 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Kaby Lake

Core Architecture

Coffee Lake

i7-7700K

Processor Number

i7-8700K

LGA-1151

Socket

LGA-1151

HD Graphics 630

Integrated Graphics

UHD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

91 W

Power Consumption

95 W

100 °C

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

6

8

Performance Core Threads

12

4.2 GHz

Performance Core Base Frequency

3.7 GHz

4.5 GHz

Performance Core Turbo Frequency

4.7 GHz

4

Total Core Count

6

8

Total Thread Count

12

42 MHz

Bus Frequency

100 MHz

100x

Multiplier

37x

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

12 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2400, DDR3L-1600

Memory Types

DDR4-2666

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

35.76 GB/s

Max Memory Bandwidth

41.6 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

1200 MHz

192

Shader Units

192

24

Texture Units

24

3

Raster Operation Units

3

24

Execution Units

24

15 W

Power Consumption

15 W

4096x2304 - 60 Hz

Max Resolution

4096x2304 - 60 Hz

0.44 TFLOPS

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i7 7700K

Official Website

Intel Core i7 8700K

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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