Intel Core i7 12700KF vs Intel Core i5 7640X

VS

Intel Core i7 12700KF Intel Core i5 7640X

We compared two desktop CPUs: Intel Core i7 12700KF with 12 cores 3.6GHz and Intel Core i5 7640X with 4 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 12700KF 's Advantages

Released 4 years and 5 months late

Higher specification of memory (DDR5-4800 vs DDR4-2666)

Larger memory bandwidth (76.8GB/s vs 42.7GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (25MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 7640X 's Advantages

Higher base frequency (4.0GHz vs 3.6GHz)

Lower TDP (112W vs 125W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 12700KF +96%

2790

Intel Core i5 7640X

1419

Geekbench 6 Multi Core

Intel Core i7 12700KF +312%

15374

Intel Core i5 7640X

3726

Geekbench 5 Single Core

Intel Core i7 12700KF +64%

2031

Intel Core i5 7640X

1237

Geekbench 5 Multi Core

Intel Core i7 12700KF +253%

14961

Intel Core i5 7640X

4230

Passmark CPU Single Core

Intel Core i7 12700KF +60%

4020

Intel Core i5 7640X

2505

Passmark CPU Multi Core

Intel Core i7 12700KF +411%

34419

Intel Core i5 7640X

6735

Intel Core i7 12700KF

VS

Intel Core i5 7640X

General Parameters

Oct 2021

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Kaby Lake

i7-12700KF

Processor Number

i5-7640X

LGA-1700

Socket

LGA-2066

No

Integrated Graphics

N/A

Package

10 nm

Manufacturing Process

14 nm

LGA-1700

Socket

LGA-2066

125 W

Power Consumption

112 W

190 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

3.6 GHz

Performance Core Base Frequency

4.0 GHz

4.9 GHz

Performance Core Turbo Frequency

4.2 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

2.7 GHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

12

Total Core Count

4

20

Total Thread Count

4

100 MHz

Bus Frequency

-

36x

Multiplier

39x

80 K per core

L1 Cache

64 K per core

12 MB shared

L2 Cache

256 K per core

25 MB shared

L3 Cache

6 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2666

128 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

42.7 GB/s

Yes

ECC Memory Support

No

Miscellaneous

Intel Core i7 12700KF

Official Website

Intel Core i5 7640X

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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