Intel Core i7 6700K vs Intel Core i7 12700E

VS

Intel Core i7 6700K

Intel Core i7 12700E

We compared two desktop CPUs: Intel Core i7 6700K with 4 cores 4.0GHz and Intel Core i7 12700E with 12 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6700K 's Advantages

Higher base frequency (4.0GHz vs 2.1GHz)

Intel Core i7 12700E 's Advantages

Released 6 years and 5 months late

Higher specification of memory (4800 vs 2133)

Larger memory bandwidth (76.8GB/s vs 34.1GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (25MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (65W vs 91W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 6700K

1512

Intel Core i7 12700E +19%

1812

Geekbench 6 Multi Core

Intel Core i7 6700K

5068

Intel Core i7 12700E +100%

10177

Intel Core i7 6700K

VS

Intel Core i7 12700E

General Parameters

Aug 2015

Release Date

Jan 2022

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Skylake

Core Architecture

Alder Lake-S

i7-6700K

Processor Number

-

LGA-1151

Socket

Intel Socket 1700

HD Graphics 530

Integrated Graphics

UHD Graphics 770

-

Generation

Core i7 (Alder Lake-S)

Package

1.75 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

91 W

Power Consumption

65 W

-

Foundry

Intel

-

Die Size

215 mm²

CPU Performance

4

Performance Cores

8

Performance Core Threads

16

4.0 GHz

Performance Core Base Frequency

2.1 GHz

4.2 GHz

Performance Core Turbo Frequency

4.8 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

4

-

Efficiency Core Base Frequency

1.6 GHz

-

Efficiency Core Turbo Frequency

3.6 GHz

4

Total Core Count

12

8

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

40

Multiplier

21

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

12 MB

8 MB shared

L3 Cache

25 MB

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2133,DDR3L-1600

Memory Types

DDR4-3200, DDR5-4800

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

1150 MHz

GPU Max Dynamic Frequency

1500 MHz

-

Execution Units

32

Miscellaneous

Intel Core i7 6700K

Official Website

Intel Core i7 12700E

3.0

PCIe Version

5

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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