Intel Core i9 14900K vs Intel Core i7 7820X

VS

Intel Core i9 14900K

Intel Core i7 7820X

We compared two desktop CPUs: Intel Core i9 14900K with 24 cores 3.2GHz and Intel Core i7 7820X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 14900K 's Advantages

Released 6 years and 5 months late

Integrated graphics card

Higher specification of memory (5600 vs 2666)

Larger memory bandwidth (89.6GB/s vs 79.47GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (36MB vs 11MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (125W vs 140W)

Intel Core i7 7820X 's Advantages

Higher base frequency (3.6GHz vs 3.2GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 14900K +76%

2358

Intel Core i7 7820X

1338

Cinebench R23 Multi Core

Intel Core i9 14900K +188%

38497

Intel Core i7 7820X

13358

Geekbench 6 Single Core

Intel Core i9 14900K +153%

3169

Intel Core i7 7820X

1252

Geekbench 6 Multi Core

Intel Core i9 14900K +201%

22637

Intel Core i7 7820X

7510

Passmark CPU Single Core

Intel Core i9 14900K +88%

4770

Intel Core i7 7820X

2536

Passmark CPU Multi Core

Intel Core i9 14900K +255%

61120

Intel Core i7 7820X

17189

Intel Core i9 14900K

VS

Intel Core i7 7820X

General Parameters

Oct 2023

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Raptor Lake Refresh

Core Architecture

Skylake

i9-14900K

Processor Number

i7-7820X

LGA-1700

Socket

LGA-2066

UHD Graphics 770

Integrated Graphics

N/A

Core i9 (Raptor Lake Refresh)

Generation

-

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

140 W

253 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

99 °C

Intel

Foundry

-

257 mm²

Die Size

-

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.2 GHz

Performance Core Base Frequency

3.6 GHz

6 GHz

Performance Core Turbo Frequency

4.3 GHz

16

Efficiency Cores

-

16

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

4.4 GHz

Efficiency Core Turbo Frequency

-

24

Total Core Count

8

32

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

36x

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

1 MB per core

36 MB shared

L3 Cache

11 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR4-2666

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

89.6 GB/s

Max Memory Bandwidth

79.47 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1650 MHz

GPU Max Dynamic Frequency

-

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

-

15 W

Power Consumption

-

0.78 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 14900K

Official Website

Intel Core i7 7820X

5.0

PCIe Version

3.0

20

PCIe Lanes

28

-

Extended Instruction Set

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

Related CPU Comparisons

1

Intel Core i9 14900K vs Intel Core i5 11600

2

Intel Core i9 14900K vs Intel Celeron J1900

3

Intel Core i9 14900K vs Intel Core i9 9960X

4

Intel Core i9 14900K vs Intel Core i5 10400F

5

Intel Core i9 14900K vs AMD Ryzen 7 8700G

6

Intel Core i9 14900K vs Intel Core i3 10300

7

Intel Core i9 14900K vs Intel Core i9 13900F

8

Intel Core i9 14900K vs AMD Ryzen 5 2600X

9

Intel Core i9 14900K vs Intel Core i5 14500T

10

Intel Core i9 14900K vs Intel Celeron J4125

Related News

1

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

2

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

3

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

4

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

5

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

6

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

7

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

8

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

9

World's First! Intel Arc B580 Graphics Card Arrives Early

10

Linux Creator Criticizes AMD and Intel's x86 Microarchitecture: A Complete Disaster