Intel Core i7 7740X vs Intel Core i3 7100

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We compared two desktop CPUs: Intel Core i7 7740X with 4 cores 4.3GHz and Intel Core i3 7100 with 2 cores 3.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7740X 's Advantages

Larger memory bandwidth (42.7GB/s vs 35.76GB/s)

Higher base frequency (4.3GHz vs 3.9GHz)

Larger L3 cache size (8MB vs 3MB)

Intel Core i3 7100 's Advantages

Integrated graphics card

Higher specification of memory (DDR4-400 vs DDR4-2666)

Lower TDP (51W vs 112W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 7740X +20%

1553

Intel Core i3 7100

1292

Geekbench 6 Multi Core

Intel Core i7 7740X +124%

5516

Intel Core i3 7100

2460

Geekbench 5 Single Core

Intel Core i7 7740X +31%

1291

Intel Core i3 7100

980

Geekbench 5 Multi Core

Intel Core i7 7740X +132%

5001

Intel Core i3 7100

2149

Passmark CPU Single Core

Intel Core i7 7740X +18%

2759

Intel Core i3 7100

2323

Passmark CPU Multi Core

Intel Core i7 7740X +127%

9824

Intel Core i3 7100

4323

Intel Core i7 7740X

VS

Intel Core i3 7100

General Parameters

May 2017

Release Date

Jan 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Kaby Lake

Core Architecture

Kaby Lake

i7-7740X

Processor Number

i3-7100

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

HD Graphics 630

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1151

112 W

Power Consumption

51 W

100 °C

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

2

8

Performance Core Threads

4

4.3 GHz

Performance Core Base Frequency

3.9 GHz

4.5 GHz

Performance Core Turbo Frequency

-

4

Total Core Count

2

8

Total Thread Count

4

-

Bus Frequency

100 MHz

43x

Multiplier

39x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

3 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-400, DDR3L-1600

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

42.7 GB/s

Max Memory Bandwidth

35.76 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1100 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 7740X

Official Website

Intel Core i3 7100

3.0

PCIe Version

3.0

16

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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