Intel Core i9 14900KF vs Intel Core i7 7740X

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Intel Core i9 14900KF

Intel Core i7 7740X

We compared two desktop CPUs: Intel Core i9 14900KF with 24 cores 3.2GHz and Intel Core i7 7740X with 4 cores 4.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 14900KF 's Advantages

Released 6 years and 5 months late

Higher specification of memory (5600 vs 2666)

Larger memory bandwidth (89.6GB/s vs 42.7GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (36MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i7 7740X 's Advantages

Higher base frequency (4.3GHz vs 3.2GHz)

Lower TDP (112W vs 125W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 14900KF +104%

3176

Intel Core i7 7740X

1553

Geekbench 6 Multi Core

Intel Core i9 14900KF +306%

22411

Intel Core i7 7740X

5516

Passmark CPU Single Core

Intel Core i9 14900KF +71%

4722

Intel Core i7 7740X

2759

Passmark CPU Multi Core

Intel Core i9 14900KF +513%

60232

Intel Core i7 7740X

9824

Intel Core i9 14900KF

VS

Intel Core i7 7740X

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

Kaby Lake

i9-14900KF

Processor Number

i7-7740X

LGA-1700

Socket

LGA-2066

No

Integrated Graphics

N/A

Core i9 (Raptor Lake Refresh)

Generation

-

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

112 W

253 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

Intel

Foundry

-

257 mm²

Die Size

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.2 GHz

Performance Core Base Frequency

4.3 GHz

6 GHz

Performance Core Turbo Frequency

4.5 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

4

32

Total Thread Count

8

100 MHz

Bus Frequency

-

32x

Multiplier

43x

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

36 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR4-2666

192 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

42.7 GB/s

Yes

ECC Memory Support

No

Miscellaneous

Intel Core i9 14900KF

Official Website

Intel Core i7 7740X

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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