Intel Core i5 6600K vs Intel Core i9 12900K

VS

Intel Core i5 6600K

Intel Core i9 12900K

We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and Intel Core i9 12900K with 16 cores 32GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6600K 's Advantages

Lower TDP (91W vs 125W)

Intel Core i9 12900K 's Advantages

Released 6 years and 2 months late

Higher specification of memory (4800 vs 2133)

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (32GHz vs 3.5GHz)

Larger L3 cache size (30MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6600K

1040

Intel Core i9 12900K +95%

2028

Cinebench R23 Multi Core

Intel Core i5 6600K

3963

Intel Core i9 12900K +591%

27422

Geekbench 6 Single Core

Intel Core i5 6600K

1486

Intel Core i9 12900K +77%

2631

Geekbench 6 Multi Core

Intel Core i5 6600K

4406

Intel Core i9 12900K +285%

17004

Blender

Intel Core i5 6600K

63

Intel Core i9 12900K +569%

422

Geekbench 5 Single Core

Intel Core i5 6600K

1125

Intel Core i9 12900K +75%

1970

Geekbench 5 Multi Core

Intel Core i5 6600K

3775

Intel Core i9 12900K +351%

17028

Passmark CPU Single Core

Intel Core i5 6600K

2327

Intel Core i9 12900K +79%

4173

Passmark CPU Multi Core

Intel Core i5 6600K

6329

Intel Core i9 12900K +553%

41390

Intel Core i5 6600K

VS

Intel Core i9 12900K

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

i5-6600K

Processor Number

i9-12900K

LGA-1151

Socket

LGA-1700

HD Graphics 530

Integrated Graphics

UHD Graphics 770

Package

14 nm

Manufacturing Process

10 nm

91 W

Power Consumption

125 W

-

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

8

4

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3,2 GHz

3.9 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

4

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35

Multiplier

32x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

14 MB shared

6 MB shared

L3 Cache

30 MB shared

No

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

true

-

GPU Base Frequency

300 MHz

1150 MHz

GPU Max Dynamic Frequency

1550 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

32

-

Power Consumption

15 W

-

Graphics Performance

0.78 TFLOPS

Miscellaneous

Intel Core i5 6600K

Official Website

Intel Core i9 12900K

3.0

PCIe Version

5.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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