Intel Core i9 9960X vs Intel Core i7 7740X

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We compared two desktop CPUs: Intel Core i9 9960X with 16 cores 3.1GHz 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 9960X 's Advantages

Released 1 years and 5 months late

Larger memory bandwidth (85GB/s vs 42.7GB/s)

Larger L3 cache size (22MB vs 8MB)

Intel Core i7 7740X 's Advantages

Higher base frequency (4.3GHz vs 3.1GHz)

Lower TDP (112W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 9960X

1432

Intel Core i7 7740X +8%

1553

Geekbench 6 Multi Core

Intel Core i9 9960X +94%

10707

Intel Core i7 7740X

5516

Geekbench 5 Single Core

Intel Core i9 9960X

1173

Intel Core i7 7740X +10%

1291

Geekbench 5 Multi Core

Intel Core i9 9960X +203%

15176

Intel Core i7 7740X

5001

Passmark CPU Single Core

Intel Core i9 9960X

2608

Intel Core i7 7740X +5%

2759

Passmark CPU Multi Core

Intel Core i9 9960X +210%

30525

Intel Core i7 7740X

9824

Intel Core i9 9960X

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Intel Core i7 7740X

General Parameters

Oct 2018

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Kaby Lake

i9-9960X

Processor Number

i7-7740X

LGA-2066

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-2066

165 W

Power Consumption

112 W

85 °C

Peak Operating Temperature

100 °C

CPU Performance

16

Performance Cores

4

32

Performance Core Threads

8

3.1 GHz

Performance Core Base Frequency

4.3 GHz

4.4 GHz

Performance Core Turbo Frequency

4.5 GHz

16

Total Core Count

4

32

Total Thread Count

8

-

Multiplier

43x

32 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

22 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

128 GB

Max Memory Size

64 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

42.7 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i9 9960X

Official Website

Intel Core i7 7740X

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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