Intel Core i7 9800X vs Intel Core i7 7700K

VS

Intel Core i7 9800X

Intel Core i7 7700K

We compared two desktop CPUs: Intel Core i7 9800X with 8 cores 3.8GHz 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 9800X 's Advantages

Released 1 years and 9 months late

Higher specification of memory (2666 vs 2400)

Larger memory bandwidth (79.47GB/s vs 35.76GB/s)

Larger L3 cache size (17MB vs 8MB)

Intel Core i7 7700K 's Advantages

Integrated graphics card

Higher base frequency (4.2GHz vs 3.8GHz)

Lower TDP (91W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 9800X +4%

1263

Intel Core i7 7700K

1209

Cinebench R23 Multi Core

Intel Core i7 9800X +121%

13055

Intel Core i7 7700K

5881

Geekbench 6 Single Core

Intel Core i7 9800X

1314

Intel Core i7 7700K +18%

1557

Geekbench 6 Multi Core

Intel Core i7 9800X +51%

7991

Intel Core i7 7700K

5260

Geekbench 5 Single Core

Intel Core i7 9800X +8%

1225

Intel Core i7 7700K

1129

Geekbench 5 Multi Core

Intel Core i7 9800X +105%

9648

Intel Core i7 7700K

4705

Passmark CPU Single Core

Intel Core i7 9800X

2573

Intel Core i7 7700K +5%

2712

Passmark CPU Multi Core

Intel Core i7 9800X +88%

18121

Intel Core i7 7700K

9594

Intel Core i7 9800X

VS

Intel Core i7 7700K

General Parameters

Oct 2018

Release Date

Jan 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Kaby Lake

i7-9800X

Processor Number

i7-7700K

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

HD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

165 W

Power Consumption

91 W

95 °C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.8 GHz

Performance Core Base Frequency

4.2 GHz

4.4 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

42 MHz

38x

Multiplier

100x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

17 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2400, DDR3L-1600

128 GB

Max Memory Size

64 GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

35.76 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 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 9800X

Official Website

Intel Core i7 7700K

3.0

PCIe Version

3.0

44

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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