Intel Core i7 6700K vs Intel Core i9 12900KF

VS

Intel Core i7 6700K Intel Core i9 12900KF

We compared two desktop CPUs: Intel Core i7 6700K with 4 cores 4.0GHz and Intel Core i9 12900KF with 16 cores 3.2GHz . 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

Integrated graphics card

Higher base frequency (4.0GHz vs 3.2GHz)

Lower TDP (91W vs 125W)

Intel Core i9 12900KF 's Advantages

Released 6 years and 2 months late

Higher specification of memory (DDR5-4800 vs DDR4-2133)

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

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (30MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6700K

1136

Intel Core i9 12900KF +78%

2028

Cinebench R23 Multi Core

Intel Core i7 6700K

5661

Intel Core i9 12900KF +384%

27422

Geekbench 6 Single Core

Intel Core i7 6700K

1544

Intel Core i9 12900KF +73%

2686

Geekbench 6 Multi Core

Intel Core i7 6700K

5265

Intel Core i9 12900KF +206%

16130

Blender

Intel Core i7 6700K

96

Intel Core i9 12900KF +297%

382

Geekbench 5 Single Core

Intel Core i7 6700K

1087

Intel Core i9 12900KF +81%

1970

Geekbench 5 Multi Core

Intel Core i7 6700K

4271

Intel Core i9 12900KF +309%

17469

Passmark CPU Single Core

Intel Core i7 6700K

2510

Intel Core i9 12900KF +66%

4167

Passmark CPU Multi Core

Intel Core i7 6700K

8940

Intel Core i9 12900KF +360%

41190

Intel Core i7 6700K

VS

Intel Core i9 12900KF

General Parameters

Aug 2015

Release Date

Oct 2021

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Alder Lake

i7-6700K

Processor Number

i9-12900KF

LGA-1151

Socket

LGA-1700

HD Graphics 530

Integrated Graphics

No

Package

1.75 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

LGA-1151

Socket

LGA-1700

91 W

Power Consumption

125 W

-

Max Turbo Power Consumption

241 W

-

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

8

Performance Core Threads

16

4.0 GHz

Performance Core Base Frequency

3.2 GHz

4.2 GHz

Performance Core Turbo Frequency

5.1 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

2.4 GHz

-

Efficiency Core Turbo Frequency

3.9 GHz

4

Total Core Count

16

8

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

14 MB shared

8 MB shared

L3 Cache

30 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR5-4800, DDR4-3200

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

-

1150 MHz

GPU Max Dynamic Frequency

-

Miscellaneous

Intel Core i7 6700K

Official Website

Intel Core i9 12900KF

3.0

PCIe Version

5.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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