I7 9700k vs i7 9800x: Intel Core i7-9700K vs i7-9800X

Intel Core i7-9700K vs Intel Core i7-9800X: What is the difference?

64points

Intel Core i7-9700K

58points

Intel Core i7-9800X

Comparison winner

vs

63 facts in comparison

Intel Core i7-9700K

Intel Core i7-9800X

Why is Intel Core i7-9700K better than Intel Core i7-9800X?

  • 5°C higher maximum operating temperature?
    100°Cvs95°C
  • 0.5GHz higher turbo clock speed?
    4.9GHzvs4.4GHz
  • 70W lower TDP?
    95Wvs165W
  • Has integrated graphics?
  • Has an unlocked multiplier?
  • 9.65% higher PassMark result (single)?
    2897vs2642
  • 10.46% higher single-core Geekbench 5 result?
    1278vs1157
  • 24.9 more performance per watt?
    77.8vs52.9

Why is Intel Core i7-9800X better than Intel Core i7-9700K?

  • 5. 56% faster CPU speed?
    8 x 3.8GHzvs8 x 3.6GHz
  • 8 more CPU threads?
    16vs8
  • 6MB bigger L2 cache?
    8MBvs2MB
  • 25.69% higher PassMark result?
    18293vs14554
  • 4.5MB bigger L3 cache?
    16.5MBvs12MB
  • 0.75MB/core more L2 cache per core?
    1MB/corevs0.25MB/core
  • 37.87GB/s more memory bandwidth?
    79.47GB/svs41.6GB/s
  • 2 more memory channels?
    4vs2

Which are the most popular comparisons?

Intel Core i7-9700K

vs

AMD Ryzen 5 5600X

Intel Core i7-9800X

vs

Intel Core i7-7920HQ

Intel Core i7-9700K

vs

Intel Core i7-9700F

Intel Core i7-9800X

vs

Intel Core i7-9700

Intel Core i7-9700K

vs

Intel Core i5-9600K

Intel Core i7-9800X

vs

AMD Ryzen 5 3600

Intel Core i7-9700K

vs

AMD Ryzen 7 5800X

Intel Core i7-9800X

vs

Intel Core i9-9900K

Intel Core i7-9700K

vs

Intel Core i7-8700K

Intel Core i7-9800X

vs

Intel Core i5+8400

Intel Core i7-9700K

vs

AMD Ryzen 7 3700X

Intel Core i7-9800X

vs

AMD Ryzen 9 3900X

Intel Core i7-9700K

vs

Intel Core i9-9900K

Intel Core i7-9800X

vs

Intel Celeron G3950

Intel Core i7-9700K

vs

AMD Ryzen 9 3900X

Intel Core i7-9800X

vs

Intel Core i7-7800X

Intel Core i7-9700K

vs

AMD Ryzen 5 5600G

Intel Core i7-9800X

vs

Intel Core i7-7820X

Intel Core i7-9700K

vs

AMD Ryzen 5 3600

Price comparison

User reviews

Performance

CPU speed

8 x 3. 6GHz

8 x 3.8GHz

The CPU speed indicates how many processing cycles per second can be executed by a CPU, considering all of its cores (processing units). It is calculated by adding the clock rates of each core or, in the case of multi-core processors employing different microarchitectures, of each group of cores.

CPU threads

More threads result in faster performance and better multitasking.

turbo clock speed

4.9GHz

4.4GHz

When the CPU is running below its limitations, it can boost to a higher clock speed in order to give increased performance.

Has an unlocked multiplier

✔Intel Core i7-9700K

✖Intel Core i7-9800X

Some processors come with an unlocked multiplier which makes them easy to overclock, allowing you to gain increased performance in games and other apps.

L2 cache

A larger L2 cache results in faster CPU and system-wide performance.

L3 cache

16.5MB

A larger L3 cache results in faster CPU and system-wide performance.

L1 cache

A larger L1 cache results in faster CPU and system-wide performance.

L2 core

0.25MB/core

1MB/core

More data can be stored in the L2 cache for access by each core of the CPU.

L3 core

1.5MB/core

2.06MB/core

More data can be stored in the L3 cache for access by each core of the CPU.

Benchmarks

PassMark result

This benchmark measures the performance of the CPU using multiple threads.

PassMark result (single)

This benchmark measures the performance of the CPU using a single thread.

Geekbench 5 result (multi)

Geekbench 5 is a cross-platform benchmark that measures a processor’s multi-core performance. (Source: Primate Labs, 2022)

Cinebench R20 (multi) result

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

Cinebench R20 is a benchmark tool that measures a CPU’s multi-core performance by rendering a 3D scene.

Cinebench R20 (single) result

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

Cinebench R20 is a benchmark tool that measures a CPU’s single-core performance by rendering a 3D scene.

Geekbench 5 result (single)

Geekbench 5 is a cross-platform benchmark that measures a processor’s single-core performance. (Source: Primate Labs, 2022)

Blender (bmw27) result

224.8seconds

192seconds

The Blender (bmw27) benchmark measures the performance of a processor by rendering a 3D scene. More powerful processors can render the scene in less time.

Blender (classroom) result

709. 8seconds

594.5seconds

The Blender (classroom) benchmark measures the performance of a processor by rendering a 3D scene. More powerful processors can render the scene in less time.

performance per watt

This means the CPU is more efficient, giving a greater amount of performance for each watt of power used.

Integrated graphics

GPU clock speed

350MHz

Not applicable

The graphics processing unit (GPU) has a higher clock speed.

GPU turbo

1200MHz

Not applicable

When the GPU is running below its limitations, it can boost to a higher clock speed in order to give increased performance.

GPU execution units

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Not applicable

A graphics processing unit (GPU) with a greater number of execution units can deliver better graphics.

supported displays

Not applicable

Using multiple displays you can create a larger workspace, making it easier to work across multiple apps.

DirectX version

Not applicable

DirectX is used in games, with newer versions supporting better graphics.

OpenGL version

Not applicable

OpenGL is used in games, with newer versions supporting better graphics.

OpenCL version

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

Some apps use OpenCL to apply the power of the graphics processing unit (GPU) for non-graphical computing. Newer versions introduce more functionality and better performance.

texture mapping units (TMUs)

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Not applicable

TMUs take textures and map them to the geometry of a 3D scene. More TMUs will typically mean that texture information is processed faster.

render output units (ROPs)

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Not applicable

The ROPs are responsible for some of the final steps of the rendering process, writing the final pixel data to memory and carrying out other tasks such as anti-aliasing to improve the look of graphics.

Memory

RAM speed

2666MHz

2666MHz

It can support faster memory, which will give quicker system performance.

maximum memory bandwidth

41.6GB/s

79.47GB/s

This is the maximum rate that data can be read from or stored into memory.

DDR memory version

DDR (Double Data Rate) memory is the most common type of RAM. Newer versions of DDR memory support higher maximum speeds and are more energy-efficient.

memory channels

More memory channels increases the speed of data transfer between the memory and the CPU.

maximum memory amount

The maximum amount of memory (RAM) supported.

bus transfer rate

The bus is responsible for transferring data between different components of a computer or device.

Supports ECC memory

✖Intel Core i7-9700K

✖Intel Core i7-9800X

Error-correcting code memory can detect and correct data corruption. It is used when is it essential to avoid corruption, such as scientific computing or when running a server.

eMMC version

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

A higher version of eMMC allows faster memory interfaces, having a positive effect on the performance of a device. For example, when transferring files from your computer to the internal storage over USB.

bus speed

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

The bus is responsible for transferring data between different components of a computer or device.

Features

uses multithreading

✖Intel Core i7-9700K

✔Intel Core i7-9800X

Multithreading technology (such as Intel’s Hyperthreading or AMD’s Simultaneous Multithreading) provides increased performance by splitting each of the processor’s physical cores into virtual cores, also known as threads. This way, each core can run two instruction streams at once.

Has AES

✔Intel Core i7-9700K

✔Intel Core i7-9800X

AES is used to speed up encryption and decryption.

Has AVX

✔Intel Core i7-9700K

✔Intel Core i7-9800X

AVX is used to help speed up calculations in multimedia, scientific and financial apps, as well as improving Linux RAID software performance.

SSE version

SSE is used to speed up multimedia tasks such as editing an image or adjusting audio volume. Each new version contains new instructions and improvements.

Has F16C

✔Intel Core i7-9700K

✔Intel Core i7-9800X

F16C is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.

bits executed at a time

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

NEON provides acceleration for media processing, such as listening to MP3s.

Has MMX

✔Intel Core i7-9700K

✔Intel Core i7-9800X

MMX is used to speed up tasks such as adjusting the contrast of an image or adjusting volume.

Has TrustZone

✖Intel Core i7-9700K

✖Intel Core i7-9800X

A technology integrated into the processor to secure the device for use with features such as mobile payments and streaming video using digital rights management (DRM).

front-end width

Unknown. Help us by suggesting a value. (Intel Core i7-9700K)

Unknown. Help us by suggesting a value. (Intel Core i7-9800X)

The CPU can decode more instructions per clock (IPC), meaning that the CPU performs better

Price comparison

Which are the best CPUs?

Intel Core i7 9800X vs i7 9700K: performance comparison

VS

Intel Core i7 9800X

Intel Core i7 9700K

We compared two 8-core desktop CPUs: the 3. 8 GHz Intel Core i7 9800X against the 3.6 GHz i7 9700K. On this page, you’ll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors

Single-Core Performance

Performance in single-threaded apps and benchmarks

Core i7 9800X

57

Core i7 9700K

59

Performance

Measure performance when all cores are involved

Core i7 9800X

49

Core i7 9700K

37

Power Efficiency

The efficiency score of electricity consumption

Core i7 9800X

42

Core i7 9700K

44

NanoReview Final Score

Generic CPU rating

Core i7 9800X

52

Core i7 9700K

47

Key Differences

What are the key differences between 9700K and 9800X

Advantages of Intel Core i7 9800X

  • Supports quad-channel memory
  • Around 37. 87 GB/s (91%) higher theoretical memory bandwidth
  • Has 5 MB larger L3 cache size

Advantages of Intel Core i7 9700K

  • Consumes up to 42% less energy than the Core i7 9800X – 95 vs 165 Watt
  • Includes an integrated GPU Intel UHD Graphics 630
  • 11% higher Turbo Boost frequency (4.9 GHz vs 4.4 GHz)

Benchmarks

Comparing the performance of CPUs in benchmarks

Cinebench R23 (Single-Core)

Core i7 9800X

1266

Core i7 9700K
+1%

1273

Cinebench R23 (Multi-Core)

Core i7 9800X
+38%

13015

Core i7 9700K

9413

Passmark CPU (Single-Core)

Core i7 9800X

2578

Core i7 9700K
+12%

2888

Passmark CPU (Multi-Core)

Core i7 9800X
+25%

18108

Core i7 9700K

14433

Geekbench 5 (Single-Core)

Core i7 9800X

1230

Core i7 9700K
+4%

1279

Geekbench 5 (Multi-Core)

Core i7 9800X
+30%

9660

Core i7 9700K

7406

▶️ Submit your Cinebench R23 result

By purchasing through links on this site, we may receive a commission from Amazon. This does not affect our assessment methodology.

Specifications

Full technical specification of Intel Core i7 9800X and i7 9700K

General

Vendor Intel Intel
Released October 8, 2018 October 8, 2018
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Skylake Coffee Lake
Model number i7-9800X i7-9700K
Socket LGA-2066 LGA-1151
Integrated GPU No UHD Graphics 630

Performance

Cores 8 8
Threads 16 8
Base Frequency 3. 8 GHz 3.6 GHz
Turbo Boost Frequency 4.4 GHz 4.9 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 38x 36x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 256K (per core)
L3 Cache 17MB (shared) 12MB (shared)
Unlocked Multiplier Yes Yes
Fabrication process 14 nm 14 nm
TDP 165 W 95 W
Max. temperature 95°C 100°C
Integrated Graphics Intel UHD Graphics 630
GPU Base Clock 350 MHz
GPU Boost Clock 1200 MHz
Shading Units 192
TMUs 24
ROPs 3
Execution Units 24
TGP 15 W
Max. Resolution 4096×2304 — 60 Hz

iGPU FLOPS

Core i7 9800X

n/a

Core i7 9700K

0.38 TFLOPS

Memory support

Memory types DDR4-2666 DDR4-2666
Memory Size 128 GB 128 GB
Max. Memory Channels 4 2
Max. Memory Bandwidth 79.47 GB/s 41.6 GB/s
ECC Support No No
Official site Intel Core i7 9800X official page Intel Core i7 9700K official page
PCI Express Version 3.0 3.0
PCI Express Lanes 44 16
Extended instructions SSE4. 1, SSE4.2, AVX-2, AVX-512 SSE4.1, SSE4.2, AVX-2

Cast your vote

Choose between two processors

Core i7 9800X

15 (57.7%)

Core i7 9700K

11 (42.3%)

Total votes: 26

Сompetitors

1.
AMD Ryzen 5 5600X vs Intel Core i7 9700K

2.
AMD Ryzen 7 5800X vs Intel Core i7 9700K

3.
AMD Ryzen 9 5900X vs Intel Core i7 9700K

4.
Intel Core i7 12700K vs Intel Core i7 9700K

5.
Intel Core i5 12600K vs Intel Core i7 9700K

6.
Intel Core i5 12400F vs Intel Core i7 9700K

7.
Apple M2 vs Intel Core i7 9700K

8.
AMD Ryzen 7 5800X3D vs Intel Core i7 9700K

So which CPU will you choose: Intel Core i7 9700K or i7 9800X?

Name

Message

Promotion

Intel Core i7-9700K vs Intel Core i7-9800X: What is the difference?

64 BALLLA

Intel Core i7-9700k

58 Ballla

Intel Core i7-9800x

Winner when comparing

VS

63 Facts compared to

9000

INTE Why is Intel Core i7-9700K better than Intel Core i7-9800X?

  • 5°C higher than maximum operating temperature?
    100°C vs 95°C
  • 0. 5GHz higher turbo clock speed?
    4.9GHz vs 4.4GHz
  • 70W below TDP?
    95W vs 165W
  • Does it have integrated graphics?
  • Has an unlocked multiplier?
  • 9.65% higher PassMark score (single)?
    2897 vs 2642
  • 10.46% higher single core Geekbench 5 result?
    1278 vs 1157
  • 24.9higher performance per watt?
    77.8 vs 52.9

Why is Intel Core i7-9800X better than Intel Core i7-9700K?

  • 5.56% higher CPU speed?
    8 x 3.8GHz vs 8 x 3.6GHz
  • 8 more CPU threads?
    16 vs 8
  • 6MB more L2 cache?
    8MB vs 2MB
  • 25.69% higher PassMark score?
    18293 vs 14554
  • 4.5MB more L3 cache?
    16.5MB vs 12MB
  • 0.75MB/core more L2 cache per core? more memory bandwidth?
    79. 47GB/s vs 41.6GB/s
  • 2 more memory channels?
    4 vs 2

Which comparisons are the most popular?

Intel Core i7-9700k

VS

AMD Ryzen 5 5600x

Intel Core i7-9800x

VS

Intel Core i7-7920H

Intel Core I7-9700K

VS

I7-97-9700F

Intel Core I7-9700F 9800x

VS

Intel Core i7-9700

Intel Core i7-9700k

VS

Intel Core i5-9600k

Intel Core I7-9800x

VS

AMD Ryzen 5,000 9000 9700K

vs

AMD Ryzen 7 5800X

Intel Core i7-9800X

vs

Intel Core i9-9900K

Intel Core i7-9700K

vs

Intel Core i7-8700K

Intel Core i7-9800X

vs

Intel Core i5+8400

Intel Core i7-9700k

VS

AMD Ryzen 7 3700x

Intel Core i7-9800x

Intel Core I7-000 INTEL Core I7-000 INTEL CORE IMRE

Intel Core i9-9900k

Intel Core i7-9800x

VS

Intel Celeron G3950

Intel Core i7-9700K

VS

AMD Ryzen 9 3900x

I7-9800x

Intel Core i7-9700k

VS

AMD Ryzen 5 5600g

Intel Core i7-9800x

VS

Intel Core I7-7820X

VS 9000 REN

Price matching

User reviews

Performance

CPU speed

8 x 3. 6GHz

8 x 3.8GHz

CPU speed indicates how many processing cycles per second a processor can perform, considering all its cores (processors). It is calculated by adding the clock speeds of each core or, in the case of multi-core processors, each group of cores.

processor thread

More threads result in better performance and better multitasking.

turbo clock speed

4.9GHz

4.4GHz

When the processor is running below its limits, it can jump to a higher clock speed to increase performance.

Unlocked

✔Intel Core i7-9700K

✖Intel Core i7-9800X

Some processors come with an unlocked multiplier and can be easily overclocked for better performance in games and other applications.

L2 Cache

More L2 scratchpad memory results in faster results in CPU and system performance tuning.

L3 cache

16.5MB

More L3 scratchpad memory results in faster results in CPU and system performance tuning.

L1 cache

More L1 cache results in faster results in CPU and system performance tuning.

L2 core

0.25MB/core

1MB/core

More data can be stored in L2 scratchpad for access by each processor core.

L3 core

1.5MB/core

2.06MB/core

More data can be stored in L3 scratchpad for access by each processor core.

Geotagging

PassMark result

This benchmark measures CPU performance using multithreading.

PassMark result (single)

This benchmark measures processor performance using a thread of execution.

Geekbench 5 result (multi-core)

Geekbench 5 is a cross-platform test that measures the performance of a multi-core processor. (Source: Primate Labs, 2022)

Cinebench R20 result (multi-core)

Unknown. Help us offer a price. (Intel Core i7-9800X)

Cinebench R20 is a test that measures the performance of a multi-core processor by rendering a 3D scene.

Cinebench R20 result (single core)

Unknown. Help us offer a price. (Intel Core i7-9800X)

Cinebench R20 is a test to evaluate the performance of a single core processor when rendering a 3D scene.

Geekbench 5 result (single core)

Geekbench 5 is a cross-platform test that measures the single core performance of a processor. (Source: Primate Labs, 2022)

Blender test result (bmw27)

224.8seconds

192seconds

The Blender benchmark (bmw27) measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.

Blender (classroom) result

709.8seconds

594.5seconds

The Blender (classroom) test measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.

performance per watt

This means that the processor is more efficient, giving more performance per watt of power used.

Integrated graphics

GPU clock speed

350MHz

N/A

Graphics processing unit (GPU) has a higher clock speed.

turbo GPU

1200MHz

N/A

When the GPU is running below its limits, it may jump to a higher clock speed to increase performance.

GPU Executors

Unknown. Help us offer a price. (Intel Core i7-9700K)

N/A

A graphics processing unit (GPU) with more execution units can provide better graphics.

monitor support

N/A

By using multiple displays, you can expand your workspace, making it easier to work across multiple applications.

DirectX 9 version0003

N/A

DirectX is used in games with a new version that supports better graphics.

OpenGL version

N/A

The newer the OpenGL version, the better the graphics in games.

OpenCL version

Unknown. Help us offer a price. (Intel Core i7-9700K)

Unknown. Help us offer a price. (Intel Core i7-9800X)

Some applications use OpenCL to use the power of the graphics processing unit (GPU) for non-graphical computing. Newer versions are more functional and better quality.

texture units (TMUs)

Unknown. Help us offer a price. (Intel Core i7-9700K)

N/A

TMUs take textured units and map them to the geometric location of the 3D scene. More TMUs generally means texture information is processed faster.

imaging units ROPs

Unknown. Help us offer a price. (Intel Core i7-9700K)

N/A

ROPs are responsible for some of the final steps of the rendering process, such as writing the final pixel data to memory and for performing other tasks such as anti-aliasing to improve the appearance of graphics.

Memory

RAM speed

2666MHz

2666MHz

Can support faster memory which speeds up system performance.

maximum memory bandwidth

41.6GB/s

79.47GB/s

This is the maximum rate at which data can be read from or stored in memory.

DDR version

DDR (Double Data Rate Synchronous Dynamic Random Access Memory) is the most common type of main memory. New versions of DDR memory support higher maximum speeds and are more energy efficient.

memory channels

More memory channels increase the speed of data transfer between memory and processor.

maximum memory

Maximum memory (RAM).

bus baud rate

A bus is responsible for transferring data between various components of a computer or device.

Supports memory troubleshooting code

✖Intel Core i7-9700K

✖Intel Core i7-9800X

Memory troubleshooting code can detect and repair data corruption. It is used when necessary to avoid distortion, such as in scientific computing or when starting a server.

eMMC version

Unknown. Help us offer a price. (Intel Core i7-9700K)

Unknown. Help us offer a price. (Intel Core i7-9800X)

The newer version of eMMC — built-in flash memory card — speeds up the memory interface, has a positive effect on device performance, for example, when transferring files from a computer to internal memory via USB.

bus frequency

Unknown. Help us offer a price. (Intel Core i7-9700K)

Unknown. Help us offer a price. (Intel Core i7-9800X)

The bus is responsible for transferring data between various components of a computer or device

Functions

uses multi-threading

, Intel’s Hyperthreading or AMD’s Simultaneous Multithreading) delivers faster performance by dividing each physical processor core into logical cores, also known as threads. Thus, each core can run two instruction streams at the same time.

Has AES

✔Intel Core i7-9700K

✔Intel Core i7-9800X

AES is used to speed up encryption and decryption.

Has AVX

✔Intel Core i7-9700K

✔Intel Core i7-9800X

AVX is used to help speed up calculations in multimedia, scientific and financial applications, and to improve the performance of the Linux RAID program.

version of SSE

SSE is used to speed up multimedia tasks such as editing images or adjusting audio volume. Each new version contains new instructions and improvements.

Has F16C

✔Intel Core i7-9700K

✔Intel Core i7-9800X

F16C is used to speed up tasks such as adjusting image contrast or adjusting volume.

bits transmitted at the same time

Unknown. Help us offer a price. (Intel Core i7-9700K)

Unknown. Help us offer a price. (Intel Core i7-9800X)

NEON provides faster media processing such as MP3 listening.

Has MMX

✔Intel Core i7-9700K

✔Intel Core i7-9800X

MMX is used to speed up tasks such as adjusting image contrast or adjusting volume.